QIACHIP Wireless Doorbells Self-powered Door Chimes Push Button Kinetic Battery-Free Door Bells Waterproof 38 Musical Tones 150m Range

Features :

1. The transmitter does not require a battery. Push Button Kinetic, Self-powered

2. Wireless transmission without wiring  ,Transmission distance up to 150 meters

3. 4-level volume adjustable mode ,38 music options ,IP44 waterproof rating

4. Intelligent learning code function

5. Four flashing ringing modes are available:

Ringing ; Flashing light;

Ringing only;

Flashing light only;

Ringing & Lighting (like a night light)

Specifications:

1. Rated voltage: AC 110V - AC 240V, 50-60Hz

2. Volume: 25-85dB

3. Working frequency: 433Mhz

4. Receiver standby power: <0.5W

5. Transmitter power: Self-powered (no battery required)

6. Transmitter power: <10mW

Package list:

* Receiver *1 piece ( US plug )

* Transmitter *1 piece

* English user manual *1 piece

* Double-sided adhesive tape *1 piece