SiGN Wireless Doorbell LED IPX4 - Black Wireless doorbell with extra long range of up to 300 m in open areas. The doorbell (push button) is powered by a battery (not included) while the receiver is powered by a wall socket. Weatherproof for all weather conditions IP44 rating makes the doorbell water resistant and possible to place anywhere outdoors. Extra long range The wireless doorbell has a range of up to 300m in open areas and is suitable for most sizes of homes. However, please note that different types of walls and buildings can block the signal and reduce the range slightly. Easy to install Screws and adhesive tape are included for easy assembly, allowing you to install the doorbell in just a few minutes. Features : Type: Wireless doorbell/doorbell Range : up to 100 m Receiver: 220-240V (wall socket) Doorbell: 1 x Battery 23A 12V Water resistant: Yes (IP44) Frequency: 433Mhz Ringtones: 38 pcs Color : Black Brand : SiGN The package contains: 1 x Wireless doorbell 1 x Adhesive tape 1 x Screws (pair)