4 Channel 12v DC wireless relay Remote control Switch Long Range 300m 433MHz memory the overvoltage protection

the overvoltage protection

Industrial Process Control

which indicates learning is complete

Built in Thermal Shutdown Function

The built-in charge protection circuit

4 Channel 12v DC wireless relay Remote control Switch Long Range 300m 433MHz memory the overvoltage protectionWireless module using a remote control to control relays using a remote. It can be used as a 4 channel wireless switchboard. It's Applications Garage Door, Household Electrical Appliances, RGB lights. Specification Receiver Power Supply 12V DC Relay Rating 10A 250V AC, 10A 125VAC, 10A 30V DC, 10A 28V DC Current 7mA Sensitivity 107dBm Operating Temperature 10C~70 Frequency 433 MHz Size 75x58x30mm Transmitter Number of Channels 4 Frequency 433MHz Remote