Top 6 Best Yolink Sensor
of November 2024
1
Best Choice
X-Sense
X-Sense
X-Sense Wi-Fi Water Leak Detector, Smart Water Sensor Alarm, Water Detector Alarm with 1700 ft Transmission Range for Kitchens, Basements, Bathrooms, 3 Water Detectors & 1 Base Station, Model SWS54
10
Exceptional
View on Amazon
2
Best Value
YoLink
YoLink
YoLink Smart Wireless Temperature & Humidity Sensor, Wide Temp Range for Freezer, Fridge, Green House, Pet Cage, App Alerts, Emails, Text/SMS alerts- Hub Required
9.9
Exceptional
View on Amazon
3
YoLink
YoLink
YOLINK Water Leak Sensor 3-Pack, LoRa Up to 1/4 Mile Open-Air Range Smart Water Leak & Flood Detector, SMS/Text, Email & Push Notifications, w/Alexa, IFTTT, Home Assistant - YoLink Hub Required
9.8
Exceptional
View on Amazon
4
YoLink
YoLink
YoLink Water Leak Detector, 1/4 Mile World's Longest Range, Wireless Smart Water Leak Sensor, Alexa, IFTTT, Hub Required
9.7
Exceptional
View on Amazon
5
YoLink
YoLink
YoLink LoRa Smart Door & Window Sensor 3-Pack: Door Left-Open Reminders, up to 1/4 Mile Open-Air Range, up to 5 Year Battery Life, Alexa, IFTTT, Home Assistant
9.6
Exceptional
View on Amazon
6
YoLink
YoLink
YoLink LoRa Outdoor Contact Sensor, Gate & Shed Door Sensor, Email/SMS/Push Alerts, 1/4 Mile Open Air Range, Alexa, IFTTT, Home Assistant, Home Security(Hub Required)
9.5
Excellent
View on Amazon
7
YoLink
YoLink
YoLink LoRa Smart Outdoor Motion Detector Sensor, Driveway Alert, Property Invasion/Tresspassing Detector, 1/4 Mile Open Air Range, Email/SMS/Push Alerts, Alexa, IFTTT, Home Assistant (Hub Required)
9.4
Excellent
View on Amazon
8
YoLink
YoLink
YoLink LoRa Smart Door & Window Sensor: Up to 1/4 Mile Open-Air Range, Door Left-Open Reminders, up to 5 Year Battery Life, Alexa, IFTTT, Home Assistant, Home Security
9.3
Excellent
View on Amazon
9
YoLink
YoLink
YoLink LoRa 1/4 Mile Wireless Range Smart Motion Detector, Indoor Motion Sensor, Motion Detector, Alexa, IFTTT, YoLink Hub Required
9.2
Excellent
View on Amazon
10
YoLink
YoLink
YoLink Weatherproof Fluid, Air, Surface Extreme High/Low Temperature Sensor with Probe, 1/4 Mile Long Range, YoLink Hub Required
9.1
Excellent
View on Amazon
11
YoLink
YoLink
YoLink Smart Home Starter Kit: Hub & Water Leak Sensor 4-Pack, SMS/Text, Email & Push Notifications, LoRa Up to 1/4 Mile Open-Air Range, w/Alexa, IFTTT, Home Assistant
9.0
Excellent
View on Amazon
About Yolink Sensor
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X-Sense Wi-Fi Water Leak Detector, Smart Water Sensor Alarm, Water Detector Alarm with 1700 ft Transmission Range for Kitchens, Basements, Bathrooms, 3 Water Detectors & 1 Base Station, Model SWS54
Ready to Use Download the app, connect the devices to the app via the 2.4 GHz Wi-Fi network incompatible with 5 GHz and then start to protect your home. Real-Time Notifications When a water leak is detected, a push alert will be sent to your phone, so youll be alerted quickly even while you are not at home you can share the device with your family members so they can also check the device status anytime, anywhere. Know from Anywhere Once triggered, the water leak sensor and base station will sound simultaneously at a volume of up to 110 dB loud enough for everybody to hear simply mute the alarm via the app or push the silence button on the base station or water leak sensor. High Sensitivity This water leak detector is equipped with 2 top sensor probes and 4 bottom sensor probes to detect water leaks and floods detects a minimum water level of 0.015 in 0.4 mm, providing an early warning of water damage with the LED flashing red. Wire-Free and Sleek Design No wiring or setup required. Only measuring 1 29 mm in diameter, this water leak sensor is small and compact enough to fit anywhere and nicely blends into any home decoration has a 5-year lifespan with 3-year replaceable batteries included. IP66 Waterproof An IP66 waterproof rating allows for extended use in humid areas such as near common household water sources like a dishwasher, hot water heater, or washing machine its durable structure and rust-proof exterior coating permit long-term use. Customize Your Needs Real-time app alerts, device test function, low battery warning, and sharing function enabled the Remind Me Later feature allows you to temporarily silence the system and the timer setting has options for 10 minutes, 30 minutes, 2 hours, 6 hours, 12 hours.
YoLink Smart Wireless Temperature & Humidity Sensor, Wide Temp Range for Freezer, Fridge, Green House, Pet Cage, App Alerts, Emails, Text/SMS alerts- Hub Required
World's Longest Wireless Range - Powered by LoRa technology, the long-range yet low-power system offers the industrys longest receiving range in the market 14 mile. Our long-range coverage enables its use in areas challenging for most residential Wi-Fi systems, such as basements, outdoor porchpatio areas, sheds, free-standing garages, even remote outbuildings on your property.. Environment Monitoring Be informed of the current temperature and humidity of critical equipment and rooms, as well as receive instant notifications of changes based on your personalized criteria. Current temperature and humidity is displayed on the YoLink app, along with historical graphs, so you can monitor current and past temperature and humidity conditions. Receive email and smartphone banner alerts per your individual settings whenever a pre-set value is reached.. Low-Power Means Longer Battery Life - Because of the low power consumption, device batteries may last 2 years or more depending on application and device usageactivity, on standard AAA Alkaline batteries lithium batteries not required. YoLink Hub Required but not included - YoLink Hub is the only central controller for YoLink devices, and it connects YoLink devices to the internet and the cloud. Without YoLink Hub, this sensor does not work with the YoLink app and does not support 3rd-party integration with Alexa and IFTTT. YoLink Hub is not included, please search B07TQLKQLJ for the hub or try our Temp Humidity Sensor 2 Pack Kit with 1 Hub B08JP39RLP. Team Me Up Pair your sensor with a YoLink Siren Alarm for immediate attention-getting alarms. Team your sensor up with one or more YoLink Smart Plugs, to do such things as turn on a dehumidifier upon high-humidity levels, or turn a bathroom exhaust fan on upon high temperature or humidity. Utilize the apps user-friendly automation functions to create automatic actions per your specific needs. Products sold separately.
YOLINK Water Leak Sensor 3-Pack, LoRa Up to 1/4 Mile Open-Air Range Smart Water Leak & Flood Detector, SMS/Text, Email & Push Notifications, w/Alexa, IFTTT, Home Assistant - YoLink Hub Required
NO WiFi WORRIES YoLink devices communicate by LoRa, an industrial-grade protocol that provides up to mile open air range. Devices do NOT connect to your network or even to the internet they communicate with the Hub Not included. Long range, obstruction penetration, no reliance on WiFi, and fully-encrypted communications provide more than most ask for from their smart home system. SET IT FORGET IT Installs in seconds The YoLink wireless Water Sensor could not be easier to install just place near or under the equipment you wish to monitor. Suggested uses are near or under, toilets, water heaters, laundry machines, dishwashers, sinks, fish tanks, in or near sump pumps, and by any other location subject to water leaks and flooding.. EXTREME LONG RANGE Powered by LoRa technology, the long-range yet low-power system offers the industrys longest receiving range in the market 14 mile. Our long-range coverage enables its use in areas challenging for most residential Wi-Fi systems, such as basements, outdoor porchpatio areas, sheds, free-standing garages, even remote outbuildings on your property.. NO WIFI, NO INTERNET, NO POWER NO PROBLEM Our patented Control-D2D device-to-device pairing, over our LoRa-based wireless network, allows for devices to be paired to each other, in such a way they will continue to operate, even if WiFi is flaky, the internet goes down, or the AC power goes out. START SMART A YoLink hub is required for full functionality, including for the app to work, to check battery level, etc, but your hub is compatible with a growing family of smart products for home and business Search for B09FSS95G9 for a SpeakerHub our audio, talking hub or B07TQLKQLJ for the original Hub.. BATTERIES INCLUDED Two replaceable AAA batteries, good for over 5 years, are included. AVAILABLE AS A STARTER KIT Search for B0BFR7WJQT.
YoLink Water Leak Detector, 1/4 Mile World's Longest Range, Wireless Smart Water Leak Sensor, Alexa, IFTTT, Hub Required
NO WiFi WORRIES YoLink devices communicate by LoRa, an industrial-grade protocol that provides up to mile open air range. Devices do NOT connect to your network or even to the internet they communicate with the Hub Not included. Long range, obstruction penetration, no reliance on WiFi, and fully-encrypted communications provide more than most ask for from their smart home system. SET IT FORGET IT Installs in seconds The YoLink wireless Water Sensor could not be easier to install just place near or under the equipment you wish to monitor. Suggested uses are near or under, toilets, water heaters, laundry machines, dishwashers, sinks, fish tanks, in or near sump pumps, and by any other location subject to water leaks and flooding.. EXTREME LONG RANGE Powered by LoRa technology, the long-range yet low-power system offers the industrys longest receiving range in the market 14 mile. Our long-range coverage enables its use in areas challenging for most residential Wi-Fi systems, such as basements, outdoor porchpatio areas, sheds, free-standing garages, even remote outbuildings on your property.. NO WIFI, NO INTERNET, NO POWER NO PROBLEM Our patented Control-D2D device-to-device pairing, over our LoRa-based wireless network, allows for devices to be paired to each other, in such a way they will continue to operate, even if WiFi is flaky, the internet goes down, or the AC power goes out. START SMART A YoLink hub is required for full functionality, including for the app to work, to check battery level, etc, but your hub is compatible with a growing family of smart products for home and business Search for B0BZBYD1MK or B09FSS95G9 for a SpeakerHub our audio, talking hub or B08CBTTD17 or B07TQLKQLJ for the original Hub.. BATTERIES INCLUDED Two replaceable AAA batteries, good for over 5 years, are included.
YoLink LoRa Smart Door & Window Sensor 3-Pack: Door Left-Open Reminders, up to 1/4 Mile Open-Air Range, up to 5 Year Battery Life, Alexa, IFTTT, Home Assistant
THAT WAS EASY Installs in moments scan the sensor's QR code, give it a name, peel off the pre-applied 3M brand mounting tape protective plastic, press the sensor and magnet to the door and frame, and you have added security to your home or business. WHY PAY A MONTHLY FEE, when you can secure it for free Self-monitor and save when you take advantage of our many ways to be notified of alarms and off-normal events in and around your home or business. See Know Now for more information. MORE THAN JUST A DOOR ALARM Place a sensor on each exterior door and window to 'Protect Your Perimeter' Activate and control lighting. Place a sensor on your fridgefreezer door or lid and know if it was left open, to prevent food loss. Track activity in your home or business. Keep an eye on children and elderly loved-ones. Use the sensors to protect liquor medicine cabinets, gun safes, storage lockers boxes.. DOOR AJAR Our unique Door Left-Open reminder can be used to alert you to a door or window left open too long You define the maximum time. Use our SpeakerHub, our audio hub, to play a tone or message, alerting you when a door is opened or left open too long.. NOT YOUR FATHER'S DOOR SENSOR This is a sophisticated electronic device, utilizing the latest technology. 247 cloud server device supervision monitors your system for online presence, signal strength and battery level, to ensure it will work when you need it Hub required, for full functionality. DEVICE-TO-DEVICE PAIRING a unique feature, two or more devices can be paired together. Even if the internet is out and the power is down, they will carry out their paired actions. Pair your door sensors to a Siren Alarm, then turn it off when you want to disarm your system. Use a SirenFob or FlexFob to control your siren. Make your own custom security system. DON'T TRY THIS WITH WiFi LoRa is short for Long-Range. Boasting up to a quarter-mile open-air range, and operating at the 900 MHz band, YoLink devices can be placed where your WiFi probably can't go, such as in basements, separate buildings, even on RVs and boats stored on your property Prepare to be pleasantly surprised. SMART OR STANDALONE, you decide for full-functionality and the full potential of your Door Sensor, a hub with an internet connection is required. Or, you can use device-to-device pairing to pair your door sensors directly to a siren - you can then manually armdisarm your siren with a SirenFob search B0BRCX6HVK. Search B09FSS95G9 for the SpeakerHub, or B07TQLKQLJ for the Original Hub.. BATTERIES ARE INCLUDED Six AA batteries, preinstalled, good for 2 years standby, are included. Looking for a starter kit with hub Search B0BZ88QB5P for SpeakerHub, or B088ZFGX3S for regular Hub. Looking for a Siren Alarm Search B0887SMPKK. Looking for a garage door sensor Search B07Z7QQV8K. Looking for a gate sensor or doorwindowlid sensor for outdoor use Search B08P1VQMCR.
YoLink LoRa Outdoor Contact Sensor, Gate & Shed Door Sensor, Email/SMS/Push Alerts, 1/4 Mile Open Air Range, Alexa, IFTTT, Home Assistant, Home Security(Hub Required)
PROTECT YOUR PERIMETER and prevent crime at your property line With our LoRa-based up to 14 mile wireless range, you can now put security devices where it was once very costly, or impossible. Vehicle and man gates, pool gates, remote buildings, shed and barn doors, etc.. WHY PAY A MONTHLY FEE, when you can protect it for free Self-monitor and save when you take advantage of our many ways to be notified of alarms and off-normal events in and around your home or business. See theKnow Now section below for more info. INTEGRATE AUTOMATE Snip off the reed switch sensor and connect the wires directly to relays, alarm panel outputs, switches, buttons, high security or specialized door, gate, roof hatch, garage door sensors. Trigger automations from the sensor, making the connected device or equipment smart.. WIRE LESS Self-powered and wireless, just place the sensor where it is needed. No wires, no trenching, no conduit, no electrician needed. DEVICE-TO-DEVICE PAIRING allows for two or more devices, like your Contact Sensor and a Siren Alarm, to be paired together, so they will operate when needed, without WiFi, internet, even without AC power battery-powered or backed-up devices. Batteries included Two replaceable AA batteries, good for 5 years standby, are included. Looking for a fob to armdisarm your Contact Sensor Search B0978V4WQC for the FlexFob or B092M1QQ5M for the AlarmFob or B0BRCX6HVK for the SirenFob siren products, required, not included. Looking for a starter kit Search B0BJK6VKLR for the original Hub or search B09X9WVQRQ for the SpeakerHub audio, talking hub.. Looking for indoor door sensors Search B085HTMGYV. Looking for a siren Search B0887SMPKK for the indoor Siren Alarm, or search B092QR82P1, B09V2DXPPW, B0BWYLT3JB, B0BZHPQ1PK for outdoor models..
YoLink LoRa Smart Outdoor Motion Detector Sensor, Driveway Alert, Property Invasion/Tresspassing Detector, 1/4 Mile Open Air Range, Email/SMS/Push Alerts, Alexa, IFTTT, Home Assistant (Hub Required)
PROTECT YOUR PERIMETER and prevent crime at your property line With our LoRa-based up to 14 mile wireless range, you can now put security devices where it was once very costly, or impossible. Remote buildings, sheds, barns, fencelines, driveway entrances great for driveway alerts, too. WHY PAY A MONTHLY FEE, when you can protect it for free Self-monitor and save when you take advantage of our many ways to be notified of alarms and off-normal events in and around your home or business. See theKnow Now section below for more info. WIRE LESS Self-powered and wireless, just install the sensor wherever it is needed mount it to a wall, post or column, even a tree No wires, no trenching, no conduit, no electrician needed. DEVICE-TO-DEVICE PAIRING allows for two or more devices, like your Outdoor Motion Sensor and a Siren Alarm, to be paired together, so they will operate when needed, without WiFi, internet, even without AC power battery-powered or backed-up devices. Batteries included Two AA batteries, good for 2 years standby, are included. Looking for a fob to armdisarm your Outdoor Motion Sensor Search B0978V4WQC for the FlexFob or B092M1QQ5M for the AlarmFob or B0BRCX6HVK for the SirenFob siren products, required, not included. Looking for a starter kit Search B0BGS9DDVD for the original Hub or search B09W95WDBB or B09W8SCF4B for the SpeakerHub. Looking for indoor motion detection Search B0872R9GC6.
YoLink LoRa Smart Door & Window Sensor: Up to 1/4 Mile Open-Air Range, Door Left-Open Reminders, up to 5 Year Battery Life, Alexa, IFTTT, Home Assistant, Home Security
THAT WAS EASY Installs in moments scan the sensor's QR code, give it a name, peel off the pre-applied 3M brand mounting tape protective plastic, press the sensor and magnet to the door and frame, and you have added security to your home or business. WHY PAY A MONTHLY FEE, when you can secure it for free Self-monitor and save when you take advantage of our many ways to be notified of alarms and off-normal events in and around your home or business. See Know Now for more information. MORE THAN JUST A DOOR ALARM Track activity in your home or business. Be alerted to wandering children and elderly loved-ones. Use the sensors to protect liquor medicine cabinets, gun safes, storage lockers boxes. Place a sensor on your fridgefreezer door or lid and know if it was left open, to prevent food loss. Many more applications than just security. DOOR AJAR Our unique Door Left-Open reminder can be used to alert you to a door or window left open too long You define the maximum time. Use our SpeakerHub, our audio hub, to play a tone or message, alerting you when a door is opened or left open too long.. NOT YOUR FATHER'S DOOR SENSOR This is a sophisticated electronic device, utilizing the latest technology. 247 cloud server device supervision monitors your system for online presence, signal strength and battery level, to ensure it will work when you need it Hub required, for full functionality. DEVICE-TO-DEVICE PAIRING a unique feature, two or more devices can be paired together. Even if the internet is out and the power is down, they will carry out their paired actions. Pair your door sensors to a Siren Alarm, then turn it off when you want to disarm your system. Use a SirenFob or FlexFob to control your siren. Make your own custom security system. DON'T TRY THIS WITH WiFi LoRa is short for Long-Range. Boasting up to a quarter-mile open-air range, and operating at the 900 MHz band, YoLink devices can be placed where your WiFi probably can't go, such as in basements, separate buildings, even on RVs and boats stored on your property Prepare to be pleasantly surprised. SMART OR STANDALONE, you decide for full-functionality and the full potential of your Door Sensor, a hub with an internet connection is required. Or, you can use device-to-device pairing to pair your door sensors directly to a siren - you can then manually armdisarm your siren with a SirenFob search B0BRCX6HVK. Search B09FSS95G9 for the SpeakerHub, or B07TQLKQLJ for the Original Hub.. Batteries included Two AAA batteries, good for 2 years standby, are included. Looking for a starter kit with hub Search for B0BZ88QB5P for SpeakerHub, or B088ZFGX3S for regular Hub. Looking for a Siren Alarm Search for B0887SMPKK. Looking for a garage door sensor Search for B07Z7QQV8K. Looking for a gate sensor or doorwindowlid sensor for outdoor use Search for B08P1VQMCR.
YoLink LoRa 1/4 Mile Wireless Range Smart Motion Detector, Indoor Motion Sensor, Motion Detector, Alexa, IFTTT, YoLink Hub Required
14 MILE EXTREME LONG RANGE, thanks to our unique LoRa-based wireless system. LoRa, short for Long Range is a new technology, superior to WiFi and older RF types, in range and obstruction-penetration. Capable of covering multiple floors, as well as multiple buildings on large properties.. THAT WAS EASY Be up and running in minutes, with the Hub's convenient Plug, Plug Play setup, and our super-fast Scan Play QR code-scanning method of adding devices to the app. The Motion Sensor installs in moments and requires no tools, thanks to the built-in magnet. Mount the sensor directly to any metal surface, or use the included metal disc and 3M brand mounting tape. Couldn't be easier. DOUBLE-DUTY Your YoLink Motion Sensor can be configured to automate lighting while you are home, and protect against intrusion while you are away Add Door Sensors, a Siren Alarm, and control your system from the app or use one of our smart fobs to arm and disarm your security system. Add one of our light switches and use the motion sensor to turn on lights when you enter the room, and turn them off later if no motion is detected.. KNOW NOW You have many options for being notified of device activity Receive a text, receive an email, receive a phone push notification including Apple phone Critical Alert severe weatherAmber alert type notifications that will activate your phone even if in silent mode. Android phones offer similar functionality, depending on phone manufacturer. SMS messages are limited to the total of 5 times each device plus 5. A hub and two motion sensors provides you with 20 free SMS per month.. NO WIFI WORRIES Many smart home products are WiFi-based, which appears convenient, but each WiFi device on your network is a security risk a way for hackers to get into your home network. Not to mention, as you add more devices, your WiFi gets bogged down. YoLink devices do NOT connect to your WiFi, they connect only to the Hub, which connects them to the cloud.. NO INTERNET, NO POWER, NO PROBLEM Our unique Control-D2D device-to-device pairing allows for creating links between devices, so that they will operate when needed, even if the internet and power is down Consider pairing your Motion Sensors to one or more of our Siren Alarms search ASIN B0887SMPKK. START SMART A YoLink hub is REQUIRED for full functionality, including for the app to work, but your hub is compatible with a growing family of smart products for home and business Search for B09FSS95G9 for a SpeakerHub our audio, talking hub or B07TQLKQLJ for the original Hub..
YoLink Weatherproof Fluid, Air, Surface Extreme High/Low Temperature Sensor with Probe, 1/4 Mile Long Range, YoLink Hub Required
VERY VERSATILE many applications, including poolhot tub fish tank water, wood boiler, fridge and deep freezer, livestock water trough, milk, beer, wine, water, steam and pipe temperature monitoring. Additional uses include composting, HVACheatingcoolingventilation management YoLink smart plugs and switches purchased separately.. THAT WAS EASY After the hub is set-up, adding new devices takes just a couple minutes with our app's convenient and lightning-fast Scan Play QR code scanner. No more waiting for WiFi Installation can be as simple as hanging the sensor on a nail or command hook, or by placing on or inside the box or enclosure to monitor.. KNOW NOW be informed immediately of off-normal conditions when you easily set up one or more optional notification methods, including SMS, phone push notifications, emails, siren andor SpeakerHub audible notifications for your home or business. Each YoLink app account receives 5 free SMS per month per device plus five. Additional 200 or 500 SMS are available for 2 and 5 dollars per month, respectively. There are no required subscriptions and the app is always free.. NO WIFI WORRIES And no WiFi required YoLink utilizes a unique wireless format very different from WiFi. Based on LoRa, our devices boast 14 mile open-air wireless range, long battery life, and superior obstruction penetration allowing for placement inside freezers, etc.. Communication is two-way encrypted, protecting your network security and privacy.. START SMART A YoLink hub is REQUIRED for full functionality, including for the app to work, but your hub is compatible with a growing family of smart products for home and business, from smart locks to smart light switches and more Search for B09FSS95G9 for a SpeakerHub our audio, talking hub or B07TQLKQLJ for the original Hub..
YoLink Smart Home Starter Kit: Hub & Water Leak Sensor 4-Pack, SMS/Text, Email & Push Notifications, LoRa Up to 1/4 Mile Open-Air Range, w/Alexa, IFTTT, Home Assistant
SMART WATER STARTER KIT YoLink Hub Leak Detection Starter Kit, including one hub and quantity four Water Leak Sensor 1. Hub supports ethernet andor WiFi 2.4GHz, only. Connect to your router's ethernet port for our Plug, Plug Play easiest set-up - be up and running in just minutes. SET IT FORGET IT Installs in seconds The YoLink wireless Water Sensor could not be easier to install just place near or under the equipment you wish to monitor. Suggested uses are near or under, toilets, water heaters, laundry machines, dishwashers, sinks, fish tanks, in or near sump pumps, and by any other location subject to water leaks and flooding.. EXTREME LONG RANGE Powered by LoRa technology, the long-range yet low-power system offers the industrys longest receiving range in the market 14 mile. Our long-range coverage enables its use in areas challenging for most residential Wi-Fi systems, such as basements, outdoor porchpatio areas, sheds, free-standing garages, even remote outbuildings on your property.. NO WIFI, NO INTERNET, NO POWER NO PROBLEM Our patented Control-D2D device-to-device pairing, over our LoRa-based wireless network, allows for devices to be paired to each other, in such a way they will continue to operate, even if WiFi is flaky, the internet goes down, or the AC power goes out. UNLOCK YOUR SMART HOME The YoLink Hub can support more than 300 devices and is compatible with the entire line of YoLink smart products, including security, environmental, power lighting, smart locks, and cameras coming soon.. Requirements Android or Apple smartphone, Ethernet with internet connection or stable WiFi connection 2.4GHz band. App is always free, with 5 free texts per device, plus 5, per month this kit provides 20 free SMS per month, with more 200 or 500 more available per month for 2 or 5 dollars per month, respectively.. BATTERIES INCLUDED Eight replaceable AAA batteries, good for over 5 years, are included.