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Description
SMATRUL Self-powered Wireless DoorBell Waterproof Smart Home Door Bell (1 Transmitter + 1 Receiver) - UK Plug
51 ringtones to choose from and 4-step volume control (0~110dB), loud enough to be heard anywhere in your home
150 meter receiving distance (In the open area)
Self powered button design. This button uses kinetic energy. No battery required
Specification:
Receiving distance: 150 M (in open area)
Volume: 4 files 0-110DB, ringtones: 51 kinds
Rated voltage: AC 110~ 240V, 50-60Hz
Working frequency: 433MHz
Receiver standby power:< 0.5W
Receiver size: 100 x 67 x 20MM
Button size: 75 x 45 x 18MM