Doorbell wireless/battery, with light signal, 200m, white

A doorbell with a strong light signal, suitable for noisy environments or for people with hearing impairments.
The "Learning Code" function allows you to link multiple watches or buttons to one group.
Up to 15 doorbell buttons can be paired with one doorbell, and each doorbell button can be assigned its own melody.
One doorbell button can be paired with up to 8 bells.
38 melodies
Button with cover on nameplate
Bell volume adjustment - 4 levels (25-110 dB)
Attaching the button using self-adhesive tape or screws
Color: white
Transmission frequency: 433.92 MHz
Signal range in open space: 200 m
Power:
doorbell button: 1 x 3V (CR2032) battery (included)
doorbell: 3 x AA (LR06) batteries (not included)
Operating temperature: -20°C to +55°C
Energy consumption:
receiver (doorbell) in standby mode: <0.5W
transmitter (door button) in working mode: <10mW
Spare button Solight no. 1L67