Test 7 flat, 7 round, 6 round and 4/5 pin trailers and receive a 3 way trailer adapter.
Troubleshoot tractor trailer circuits.
Allows bypassing of troubled circuitry while on the road.
Eliminates guesswork.
Winged grip for easy removal from electric
WARNING: This product can expose you to chemicals including DI(2-ETHYLHEXYL)PHTHALATE (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.