38 Melodies 300m Range Waterproof Wireless Doorbell Alarm Ring Doorbell US/ EU Plug

Specification:

Batttery for transmitter(Push boutton): 23A x 1Pc(included)
Volume: 0-110DB
Transmitter Power��10mw

Working Frequency: 433.92Mhz
Shell color: White


Feature:

1.Waterproof (IP44) wireless doorbell with Push button
2.Up to 1000ft/300m operation range in open space
3.52 melodies with 4 levels of adjustable Volume
4.Self-learning code system automatically adjusts to eliminate interference
5.Plugin powered with no wiring and no electrician needer
6.Blue LED indicator

Pckage included:

1 x Receiver
1 x Transmitter