12V 7-Pin European Truck Trailer Plug Socket Tester Wiring Circuit Light Test Tool Car Circuit Tester Lighting board Testing

Item Height: 4cm
Item Width: 5cm
Item Type: Trailer Couplings & Accessories
Item Length: 20cm
Item Weight: 167g
Special Features: Connect vehicle and trailer
Material Type: Plastic and Copper
Item Number: YW4003
Type: Truck Trailer Plug Socket tester
Function 1: Trailer tester
Function 2: Lighting board tester
Function 3: For Trailer,Vehicle,boat,ship
Function 4: 12V 7 cooper pin
Function 5: Auto diagnostic tool
Function 6: 7 pin trailer connector adaptor tester