Mercury | Wireless Door Bell & Chime with LED Indicator, Hard of Hearing, Noisy Envir

Wireless Door Chime with LED IndicatorA stylish portable battery operated wireless doorbell with visual indication and 38 melodies. Easy to setup and use, the internal chime unit can be wall mounted or free-standing. When activated a green LED flashes on the internal unit making it ideal for noisy environments or the hard of hearing.DetailsBattery : receiver 4.5Vdc (2 x AA)Battery : transmitter 12Vdc (23A)Transmission frequency 433.92MHz (±150kHz)Transmission distance Up to 100m (clear line of sight)Dimensions : receiver 110 x 30 x 75mmDimensions : transmitter 80 x 20 x 36.5mmWeight : receiver 86g (without batteries)Weight : transmitter 24g (without battery)