Specification:
Item Type: Battery Free Wireless Doorbell
Material: ABS
Working Voltage: AC 100V-230V 50/60Hz
Operating Frequency: 433.92MHz
Standby Power Consumption: 0.25W
Ringtones: 38
Volume: 3 Levels + Mute
Controllable Volume: 50dB/1m
Receiving Distance: 150m / 164yd(In Open Space)
Receiver Working Temperature: -10-+45
Transmitter Operating Temperature: -20-+60
Receiver Size: Approx. 78x54x20mm / 3.1x2.1x0.8in
Transmitter Size: Approx. 66x40x20mm / 2.6x1.6x0.8in
Battery Free: The transmitter does not need a battery, it is self generated by pressing
Features:
1Self Powered Doorbell: When the finger presses the doorbell, the kinetic energy is converted into electrical energy, 2pcs doorbell used for rear and front doors. 2150m Range: The doorbell adopts 433MHz wireless signal, which has super penetrating power, and the receiving distance in open areas can reach 150m. 338 Melodies 3 Volumes: 38 melodies can be switched freely, the ringtones are pleasant to the ear, 3 volume adjustable, and mute can also be set. 4Waterproof: The waterproof level of the transmitter reaches IP44, it can be installed outdoors and indoors, and is safe to use in rainy and foggy weather. 5Nursing Pager: Not only a doorbell, but also a caregiver pager, suitable for the elderly, patients, pregnant women, guarding your family members. 6Installation Method: Including strong double sided tape, no need for wiring and no damage to the wall, you can also use screws to install the doorbell.
Package List:
2 x Doorbell
1 x Receiver
2 x Sticker
