Kinetic wireless doorbell, EU/US/UK plug,150m Long, Self-powered,RHA-WD-004

Power Source: Self-powered
Power Type: Self-Powered
Plug Type: EU/US/UK
Wireless Distance: 150m Long
Waterproof Doorbell: IP44 
Self-Powered Doorbell: No Battery Required
Wireless Doorbells
Connection Type: RF433
Doorbell Weight:150g