DC12-72V Remote Control Relay Switch 500m Range Wireless Remote Switch 433MHz

Frequency: 433mhz. The Indicator Light Flashes Twice In A Row. 1 Pcs 12 Pin OBD1 To OBD2 16 Pin Convertor Adapter For GM Diagnostic Scanner. The Indicator Light Will Flash Once. It Only Needs To Be Connected To The Circuit, Without Complicated Settings.

eBay