Seller notes

About this item 【Relay Tester & Fuel Injector Tester】Test the common automotive relay, such as 5-terminal and 4-terminal relays. The probe tip of tester electric outputs different pulse signals to the injector to diagnose injector status, it can work with any fuel pressure tester. 【0~5V Adjustable Power Supply & Activating Components】0~5V power is useful when checking the wiring to the ECU/ECM, also meet the voltage requirements for the sensitive parts with low voltage. Besides positive ...

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