Wireless Doorbell, Waterproof Electronic Doorbell

Dimensions: 9.3 cm x 5.8 cm x 2.9 cm 【Ultra-Long Wireless Range Up to 150m】 This wireless doorbell has a long-range connection of up to 150m, ensuring you won't miss any visitors or deliveries even if you live in a large house. Our plug-in wireless doorbell is suitable for homes, offices, apartments, schools, villas, warehouses, hotels, factories, hospitals, etc. 【LED Indicator and Memory Function】 The eye-catching flashing LED can help alert those with hearing difficulties to the wireless doorbell. It can also be set to silent mode during naps or when the baby is sleeping, serving as a quiet reminder. The memory function allows the plug-in doorbell to remember the last ringtone and volume level you selected, so there's no need to reset it even after a power outage. 【58 Ringtones & 4 Volume Settings】The plug-in doorbell receiver features 58 melodies and 4 adjustable volume levels from 0 to 110 dB. Simply press the Next or Previous button to select the appropriate ringtone. 【Easy to Install】This wireless doorbell is designed for convenience. Simply plug the receiver into a power outlet and attach the transmitter to the exterior wall using the included adhesive patch. It is recommended that the home environment be as complex and the installation distance as possible. There should be no metal partitions in the signal path. The speaker should be installed in an open position as much as possible.