HQ EL-WDB401 Wireless door bell kit Black doorbell kit

Wireless, 433 MHz, IP44, 80 m, Black This wireless doorbell has a maximum range of eighty meters and different melodies. You can place the receiver anywhere you want, so you can make sure you always hear the doorbell. You can even carry the receiver with you when you are, for example, working in the garden. The bell itself can be easily mounted using tape, Velcro or screws.