Style: 1 Receiver&1Transmitter
Wireless Plug-in Receiver
Portable wireless plug-in receiver plugs into any standard outlet and any suitable scene.
IP55 Waterproof Transmitter
The transmitter is waterproof, so you can install it on the outside for your convenience.
Design and Application
Contemporary and modern wireless design ensures that you install the doorbell in any section of your home , workplace, retail store, business and so on.
1 x Receiver
1 x Transmitter
1 x 12V 23A Battery in push button
1 x Screw and expansion blots
Voltage of Plug-in Receiver: AC 110
Voltage of Battery Type Receiver：DC 4.5(3*1.5 AAA batteries)
Power Consumption of Receiver: < 0.5 W
Power Consumption of Transmitter: <10mW
Rating of Waterproof: IP55
Battery in Button: 12V 23A battery
Working Range: Over 600 feet in open air
Selectable Ringtones: 52 pieces
Volume Range: 30dB~110dB/4 levels
Expandable (Yes or No): Yes
Working Frequency: 433.92 MHz±280KHz
Working Temperature: -15°C~60°C
Working Humidity: <85%
A 18-month warranty and helpful after-sales service for you
Highly appreciate for choosing Heiyo wood grain low power consumption environmental protection wireless doorbell!