Outdoor Wireless Doorbell EU No Battery required Waterproof Self Powered Smart Home Door Bell Chime Kit 38 Songs Smart Doorbell Type: EU, Operationg Voltage: AC 100-230V Power Consumption:0.25W Wireless Frequency: 433MHz Ringtone Volume:≥50dB/1m+ Operating Temperature:-10℃~ +45℃ Wireless Distance: 150Meters (open space) Receiver Size: L50 X W20 X H84 mm Transmitter: NO Need Battery Transmitter Size: L33.2 X W18.3 X H66.84 mm 1. 32 Songs Home Welcome Door Chimes 2. 150M Long Wireless Control Distance 3. Waterproof Door Bell 4. Four leverls of volume 5. Self-Power,No battery required Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Specifications: One to one Voltage:AC220V Color: White Material: ABS Package Contents: 1 set * self-powered wireless doorbells Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.