Wireless Doorbell NO battery Waterproof EU Plug LED Light 300M Long Range Smart 433MHz

Опис

Features 38 ringtones to choose from and 3 step volume control 0 85dB Eye catching backlight flashes when someone pushes the doorbell Particularly suitable for the elderly deaf and preg1nant women If paired with multiple push units in one system the chime can be set individually for each push unit Uses machine learning to prevent interference from other wireless transmitters Automatically saves selected ringtone after powering off Working frequency 433 MHz Receiving distance 300M in open area Transmitter size 75 x 51 x 20 mmReceiver size 95 x 65 x 24 mm Receivers Rated voltage AC 110V 220V 240V The transmitter 12V 23A battery battery not included Reminders 1 The button cannot be placed on an iron door because it will interfere with the signal 2 Works during heavy rainfall However we recommend buying a waterproof cover for long term use Package Included 1 x Wireless 433MHz Doorbell

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