Top 6 Best Bell For Classroom Management
of November 2024
1
Best Choice
SadoTech
SadoTech
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Gray
10
Exceptional
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2
Best Value
SadoTech
SadoTech
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 2 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Gray
9.9
Exceptional
View on Amazon
3
SadoTech
SadoTech
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 2 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, White
9.8
Exceptional
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4
SadoTech
SadoTech
SadoTech Wireless Doorbell for Home - Battery Operated, 1000 Feet, Wireless Door Bell w/LED Flash, 1 push button + 1 receiver, Baby Blue
9.7
Exceptional
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5
SadoTech
SadoTech
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 2 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Brown
9.6
Exceptional
View on Amazon
6
SadoTech
SadoTech
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Black
9.5
Excellent
View on Amazon
7
SadoTech
SadoTech
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Yellow
9.4
Excellent
View on Amazon
8
SadoTech
SadoTech
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Beige
9.3
Excellent
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9
SadoTech
SadoTech
SadoTech Waterproof Wireless Pager - Elderly Monitor & Classroom Doorbell, 52 Chimes
9.2
Excellent
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10
MROCO
MROCO
MROCO Loud Hand Bell, Silver Steel Hand Bells for Adults, Dinner Bells for Inside Classroom Bell, for Food Line, Alarm, Jingles, Ringing
9.1
Excellent
View on Amazon
11
Lovin Product
Lovin Product
Doorbell, Lovin Product Waterproof Wireless Doorbell Chime Kit with 36 Chimes, Adjustable Volume; 1000feet Operating, with Sound LED Flash Door Bell for Home (1 Receiver x 1 Push Button)
9.0
Excellent
View on Amazon
12
Joyberg
Joyberg
2 Pack Hand Bell, Silver Steel Bell, Ringing Bell with Handle, Dinner Bells for Inside Classroom Bell, for Food Line, Alarm, Jingles, Ringing (Silver)
8.9
Very Good
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13
I-MART
I-MART
I-MART Call Bell, Service Bell, Front Desk Bell, Ring Bell for Office, Hotel, Classroom, School, Dinner, Kitchen, Restaurants (Smiley Face Pink)
8.8
Very Good
View on Amazon
14
MGTECH
MGTECH
Three Tone Chime Bell for Teachers' Classroom Management
8.7
Very Good
View on Amazon
15
Educational Insights
Educational Insights
Educational Insights No Yell Bell Classroom Attention Getter, Wireless Doorbell For Classroom Management, Must Haves For Teachers
8.6
Very Good
View on Amazon
16
MGTECH
MGTECH
Solo Chime Bell for Teachers' Classroom Management, Meditation Chime
8.5
Good
View on Amazon
17
TDOCK
TDOCK
Super Loud Solid Brass Hand Call Bell
8.4
Good
View on Amazon
18
WEKOIL
WEKOIL
WEKOIL Call Bell Floral Desk Service Bell Customer Ding Bell for Restaurant Hotel Room Kitchen Party Office Elderly Teachers Kids Large Flower Bell,3.35 inch
8.3
Good
View on Amazon
19
SECRUI
SECRUI
SECRUI Wireless Doorbell, Waterproof Mini Doorbell 1,000ft Range 110dB Mute Mode 58 Door Chimes & Colorful LED Flashing - Black
8.2
Good
View on Amazon
About Bell For Classroom Management
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SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Gray
WIRELESS DOORBELL KIT Includes everything you need for DIY installation 1 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years.. EASY TO SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting frommore than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses. U.S. Pat. No. D800005. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 2 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Gray
WIRELESS DOORBELL KIT Includes everything you need for DIY installation 1 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years.. EASY TO SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting frommore than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses. U.S. Pat. No. D800005. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 2 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, White
WIRELESS DOORBELL KIT Includes everything you need for DIY installation 2 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years.. EASY TO SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting frommore than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses. U.S. Pat. No. D800005. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.
SadoTech Wireless Doorbell for Home - Battery Operated, 1000 Feet, Wireless Door Bell w/LED Flash, 1 push button + 1 receiver, Baby Blue
WIRELESS DOORBELL KIT Includes everything you need for DIY installation 1 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years. EASY TO INSTALL SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting from more than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses.. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 2 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Brown
WIRELESS DOORBELL KIT Includes everything you need for DIY installation 2 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years.. EASY TO SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting frommore than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses. U.S. Pat. No. D800005. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Black
WIRELESS DOORBELL KIT Includes everything you need for DIY installation 1 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years.. EASY TO SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting frommore than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses. U.S. Pat. No. D800005. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Yellow
WIRELESS DOORBELL KIT Includes everything you need for DIY installation 1 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years.. EASY TO SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting frommore than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses. U.S. Pat. No. D800005. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.
SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, Beige
WIRELESS DOORBELL KIT Includes everything you need for DIY installation 1 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years.. EASY TO SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting frommore than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses. U.S. Pat. No. D800005. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.
SadoTech Waterproof Wireless Pager - Elderly Monitor & Classroom Doorbell, 52 Chimes
GREAT FOR TEACHERS Classroom Management to avoid Yelling during class, with a waterproof transmitter button and removable neck lanyard.. NEED EXTRA ADD-ON BUTTONS, RECEIVERS or SENSORS... Get it here www.amazon.comsadotech. WANT to ADD CUSTOM TEXT or LOGO to your doorbell... Learn more www.amazon.comsadotech. LOOKING FOR BATTERY REPLACEMENTS or TAPE... Look here www.amazon.comsadotech. LISTEN TO THE RING CHIMES BEFORE YOU BUY - Just SCROLL DOWN below to the Specification Guide link and click to DOWNLOAD the PDF file..
MROCO Loud Hand Bell, Silver Steel Hand Bells for Adults, Dinner Bells for Inside Classroom Bell, for Food Line, Alarm, Jingles, Ringing
Steel Hand Bell The ringing bell is made of steel body with metal ball and wooden handle.The metal ball can provide a clear and loud ring, quickly attracting other people's attention.. Light and Portable Silver steel tea bell measures at approximately 5.1 in Length x 2.9 in Width x 2.9 in Height.Weighing about 2.92 ounces, the bell is light and portable.. Useful Household Tools This kind of handheld bell can remind children when dinner is ready, or when there are elderly people or sick family members in the family, you can immediately know that they need help.. Teacher's Assistant if your friend or you are a teacher,the classroom bell will be a good gift. When students are distracted or ready to switch to the next project, they will be a good assistant.. Multipurpose Bell this handbell can also be used as a classroom bell for teachers, butler bell, maid bell, servant bell, wedding bell, teacher bell attention getter, etc..
Doorbell, Lovin Product Waterproof Wireless Doorbell Chime Kit with 36 Chimes, Adjustable Volume; 1000feet Operating, with Sound LED Flash Door Bell for Home (1 Receiver x 1 Push Button)
Long Range - Operating range up to 1,000ft300m in open area when there are no obstructions, ensures you to hear the bell and answer the door in time.. Waterproof Dustproof - Waterproof rating ensures the rain day usage perfectly. Sleek flat panel makes cleaning dust a piece of cake. Just rest assured to put it outside for convenience.. 36 Different Ringtones Adjustable Volume - The doorbell features 36 chimes and 4 level adjustable levels 25db to 85db to suit your needs. Flashing light with audio alert indicators which is easy for people including the hearing impaired to notice.. Easy to Install Use - Easily plug receiver into an electrical outlet no batteries required for main receiver. The push button can be fixed to the doorframe with the attached adhesive tapes. Simply mount the doorbell where needed and you are ready to go.. Multi Use - It is fit for home, apartment, office, villas and more. You can use our doorbells to train dogs, using it to quiet down classrooms, seniors and disabled use doorbells as assisted living call pagers Ensures that you will not miss any visitors, you can hear the sound even from back garden..
2 Pack Hand Bell, Silver Steel Bell, Ringing Bell with Handle, Dinner Bells for Inside Classroom Bell, for Food Line, Alarm, Jingles, Ringing (Silver)
IRON HAND BELLS The package includes two silver steel bells. Made of high-quality iron. Electroplated and painted, shiny. Durable, rust without fading.. LOUDLYCLEAR Our dinner bells are metal balls designed to provide a clear crisp ring. Metal balls can make a clear and loud voice that can quickly attract their attention.. EASY PORTABLE Each ringing bell measures 2.5 x 4.9inches. This is a very convenient and lightweight bell you can bring anywhere or for use in your restaurant, hotel, store and home environment.. WIDE APPLICATION Our dinner bell can be perfectly used in the service call, dinner, restaurant, hotel, reception, coffee shop, elderly, patient, disabled, pet bell, etc.. WHAT YOU GET 2 Pack Hand Bell Silver, our 724 friendly customer service for peace of mind..
I-MART Call Bell, Service Bell, Front Desk Bell, Ring Bell for Office, Hotel, Classroom, School, Dinner, Kitchen, Restaurants (Smiley Face Pink)
Size 3.3X2.3. Material Stainless Steel. Great ringing bell for reception table, lunch tables. Nice bells for kids. Nice teacher bell.
Three Tone Chime Bell for Teachers' Classroom Management
Materials three aluminum robs, fixed to a beech wood base, comes with a beech wood mallet. Soothing voice, calming yet attention-getting, good for classroom management. Emits a soothing echo that relaxes and re-energizes, perfect for meditation or mindfulness. A nice musical gift for children to develop musical sense. This trio chime bar measures approximately 7 by 3 inches.
Educational Insights No Yell Bell Classroom Attention Getter, Wireless Doorbell For Classroom Management, Must Haves For Teachers
SPARK MORE LEARNING Save your voice and get your students' or kids' attention with our handy electronic bell. STUDENT MANAGEMENT Loud enough for a noisy classroom, on the playground, or ANYWHERE you need to be heard Also great for signaling the beginning or end of an activity. INCLUDES 7 fun sound effects a bugle call, space alert, applause, 2 alarm clock sounds, twinkle chimes, and yes, a clanging hand bell.. EASY TO USE Features a volume dial and a powerful, high-quality speaker that projects sound across a room. Requires 4 AAA batteries not imcluded. VISIT the Educational Insights Brand Store link above for even more classroom learning.
Solo Chime Bell for Teachers' Classroom Management, Meditation Chime
Gently tapping, the chime emits a powerful and lasting tone. Meditation Chime - Deeper, richer and sustaining echo, good for meditation, yoga and sound therapy. Classroom Chime - Clear Ding sound can effectively concentrate students' attention. Gift - Nice gift for chlidren to develop their musical sense. Sizes - The chime is approximately 6.5 x 1.3 x 1.4 inches in dimension and comes with a mallet.
Super Loud Solid Brass Hand Call Bell
Loud and clear sound. Made of solid brass. Ergonomic wooden handle for a comfortable grip. Wide Applications - Can be used as wedding bell, prayer bell, dinner bell, service bell, tea bell, attention bell, medical bell, animal teaching bell, game bell, celebration bell, yoga bell, butlers bell, school bell for teachers, Tibetan Buddhist meditation bell, Buddha bell, puja bell, etc..
WEKOIL Call Bell Floral Desk Service Bell Customer Ding Bell for Restaurant Hotel Room Kitchen Party Office Elderly Teachers Kids Large Flower Bell,3.35 inch
Wide ApplicationWidely used in reception area,restaurant kitchen,medical centre,hotel room service,factory warehouse,coffee shop, dinner party, to be used by AdultsElderlyNurse.. All Metal MadeStainless steel made,all-metal construction,feature with a polished surface, corrosion resistance,long-lasting, and make it the max. Durability.. Anti-Slip Scratch FreeElegant Flower call bell with black base. Non-Slip,and 100 Scratch free on your tables. Very safe to use.. Clear Loud Ding SoundPush down the top silver button, you will hear the sounds in the distance,very usefulhelpful for the elderly to ask for help,get others attention.. High Visibility BellHigh visibility Flower color,easy to locate,make it easier for you to ring the call bell ding bell, to make your daily works or life much more happy.
SECRUI Wireless Doorbell, Waterproof Mini Doorbell 1,000ft Range 110dB Mute Mode 58 Door Chimes & Colorful LED Flashing - Black
Work Out of Box This wireless doorbells for home has been paired before delivery. There is no need for wiring or electrician installation when using it since its installation can be completed within 1 minutes plug the receiver into the socket, ready to go.. Long Range This high-frequency electronic technology wireless remote control doorbell adopts the FM signal scheme, which has strong anti-interference features and one-to-one signal pairing. No need to worry about signal connecting wrongly with the next door. And the sensing distance can reach up to 1000Ft in obstacle-free environment.. Lead A Convenient LifeThe doorbell has been updated with 58 songs including merry christmas ringtone and 5 levels of volume that can be adjusted. You can be add as required, choose 2 button with 1 receiver or 1 button with 2 receivers or 2 buttons with 3 receiver sets, etc.. Weather Resistance Energy-saying The door bell is made of high-quality ABS material, showing high performance in fire and flame resistance. working temperature-4 F -140 F. IP55 dust proof and waterproof protection. The receiver adopts an optimized circuit design. The transmitter does not consume power without being pressed. Battery life3 years.. Exquisite Appearance High Quality The door bell ringer demonstrates subtle and novel industrial aesthetics and fashionable design. We have industry-leading automation equipment, high-precision placement. We strictly control the product quality. In case of malfunctions, please contact us as soon as possible for resolutions..