fast delivery 150meters outdoor Wireless doorbells for apartments home office 

Remote control range can be up to 150meters.

Including 38 melodies for your option.

Chime Working Voltage: 100V/220V.

Power: ≤2W.

Working Frequency: 315MHZ.

Flash light on when visitors pressing the wireless doorbell remote button.

Wireless installation allows receiver to be replaced anywhere around the house (with the socket).

Suitable for home, office, shops, hotel, and factory, etc.