Widely Compatible:Trailer Light Tester Box with 12V 12AH Battery,Can be directly tested,Compatible with Various 7-Pin Round Trailer Connectors, Easily Meeting the Testing Needs of Different Trailer Types Without Additional Adapter
Upgrade Remote Control:AirVows Trailer Light Tester Box now features remote control—simply flip the default Local Control switch to Remote Control to activate,98FT Max remote range.Troubleshoot trailer faults right from your stool with a simple remote(Please turn the switch to 'Local control' without using a remote control) Note:The remote control does not come with a battery.Please equip your own 23A 12V remote control battery
Ensure Testing Security:Use our 12V DC battery,the tester includes short-circuit and overload protection to prevent damage and ensure safe operation.Its waterproof housing means you don't have to worry if you get caught in the rain while testing
Complete Testing System:The trailer light tester can check brakes and trailer lighting functions.Reliable for shop or field use,it tests turn signals,brake lights,tail lights,—accurately verifying wiring to ensure your trailer's electrical system is safe and dependable