12V 7 Pins Car Truck Trailer Plug Socket Tester Wiring Circuit Light Test Tool Car Accessory

Description

Carefully selected materials, frosted surface. Can effectively test what the problem is for 7 pins plug and socket connection. Cross slotted Copper needles, cooperate with the female pin. Safe and dependable performance, reasonable design, deft appearance, convenient usage. The cross slotted of size is easier to control. (The size of the a slotted is not stable)