3 Best
Battery Operated Doorbell For Classrooms
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Product Highlights- 1000 ft/300 m ultra long wireless range: will not interfere with other equipment in your home or those of your neighbors; ensures you will never miss a visitor, even if you are a few rooms away or on another floor
- High performance transmitter: ultra-low power consumption; uses cr2032 lithium battery that boasts 3-year maximum lifespan; ip55 dustproof and waterproof rating; works between -4 °f to 140 °f; withstands various harsh weather conditions
- Convenient battery-powered receiver: this battery-operated doorbell is powered by 3 aaa batteries (included) so no electric outlet needs to be occupied; simply screw the mounting bracket onto the wall and then hook the receiver on
- 52 chimes to choose from: 29 mm stereo speaker delivers rich and crisp sound; 5 adjustable volume levels with a maximum setting of 115 db; press next or previous button to easily choose from 52 melodies
- Memory function: remembers your last melody and volume level after the battery replacement; no need to reset to your previous settings; convenient and easy-to-use design for an enhanced user experience
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Product Highlights
- 【easy to use & durable】built with durable structure, durable shell material enhances service life,door chime making it suitable for indoor.this door bell is an ideal choice for home, classroom, office, and more.
- 【memory function】this wireless doorbell battery powered preserves your last set melody and volume level after a power outage, so there's no need to reset your previous settings. its user-friendly design ensures a convenient and hassle-free experience.
- 【400m ultra-long wireless range】the tecknet wireless doorbell boasts an impressive range of up to 400 meters (1300 feet) in the open air, providing reliable performance that is not affected by other nearby wireless equipment. the wireless doorbells for home comes pre-linked and is easy to install straight out of the box.
- 【3 modes & visual alerts】featuring 3 innovative working modes (led only, ring only, led&ring), this wireless door bells for homes allows you to effortlessly mute the chimes when you need some peace and quiet. the blue led provides a visual alert when the wireless door chime may not be heard, doorbell wireless ensuring that you never miss a visitor.
- 【36-month warranty】if you encounter any problems in using the product, please feel free to contact our professional customer service team, enjoying tecknet 36-month warranty (registered only)
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Product Highlights
- 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.
- 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.
- 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.
- 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
- 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
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