- Receiver: 81x81x45mm
- Button: 60 * 34 * 11.5mm
- Volume selection: 4-level adjustable
- Working range: approximately 300 meters
- Operating frequency: 433 MHz/315 MHz
Product Description
Voltage:
Transmitter: The transmitter uses a coin battery (included)
Receiver plug in the socket.
Hello, welcome to my store! We are a store specializing in various types of smart locks and smart doorbells. Our product quality is excellent, and our service is enthusiastic. We hope we can make your shopping enjoyable.