433MHz 220V Lamp Wireless Remote Control DC 6V 12V 24V 2CH RF Relay Transmitter
About the DC 12V 2CH Transmitter After 3 seconds, the LED indicator will be off, Learning to succeed. RF working mode:superheterodyne. RF Frequency:315M or 433M. Bluetooth 5.0 Battery Monitor Tester Tools 12V 24V For Lead acid Battery Monitor.