The unit is the best electrical tester for reducing diagnostic time in automotive electrical . long cable makes your testing easily.After a simple -up of the unit to the vehicle's battery, automotive technician can conduct a or negative battery current to the tip by rocking the power switch forward or backward.The unit has short-circuit protection and can test for bad ground contacts instantly.It allows you to track and locate short circuits.Material: ABSColor: as shownIt can also test for continuity with the assistance of auxiliary ground lead.It is a comprehensive 6-24V DC test kit.Specification:Operation voltage: 6-24V DCCable length: about 4mOverload protection: 10A (When the current exceeds 10A, this item will disconnect the current automatically.)Weight: about 200gPackage Contents:1 x electrical system testerOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.