Building Supplies > Batteries and Power Supplies


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Waterproof IPX7 Self-powered No Battery Door Bell

Specifications: Model: 857620 Color: White Size: As the picture shows Voltage: 85-265V Power: 0.25w Receiving distance: 100M Features: - No battery is required so the product is safe and stable. - The receiver features 4 levels of volume and has 38... Show more
Brand: No
Seller: Newchic.com 
$39.95
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No Battery Energy Saving Strong Signal Self Powered Wireless Doorbell White

Description : Based on radio frequency and energy harvesting technology, his wireless doorbell transmitter doesn't need any battery to control the receiver. When you press the button, the mechanical energy will be converted to electrical energy. M... Show more
Brand: No
Seller: Alex nld 
$22.99
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WiFi Video Door Phone Doorbell Battery Powered Security Door Intercom PIR Motion with 8GB TF Card

Description : 2.4G Wifi, real time viewing, max to support 100M broadband,support Android and IOS operation system. WiFi doorbell support motion detection alarm, with IR night vision. Rainproof and oxidation proof, durable alloy outdoor station, sup... Show more
Brand: 
Seller: Alex nld 
$106.24