EM285 Generation Automotive Electrical Circuit System Tester for Cars and Trucks Powerscan Test Car Electric Circuit Tester Tools    Features :  *The unit is the best electrical tester for reducing diagnostic time in automotive electrical systems  *Its long cable makes your testing easily.  *The unit has short-circuit protection and can test for bad ground contacts instantly.    Specification:  *Mode: EM285  *Condition: 100% Brand New  *Operation Voltage: 6-24V DC  *Cable Length: Approx. 5M  *Overload Protection: 8A (When the current exceeds 8A, this item will disconnect the current automatically.)    Applications:  1. Test for continuity  2. Test for polarity of a voltage  3. Check switches, relays and the on-off of diodes, fuses and circuits  4. Test for polarity of electric cables and plugs  5. Track and locate short circuits  6. Test for bad ground contacts    Package Included:  1 x Car Electric Circuit Tester Automotive Tools