Dc 6-24v em285 power probe car electric circuit tester automotive detection tool Features:Perfect electrical tester for reducing diagnostic time in automotive electrical systems.It allows you to track and locate short circuits.It can also test for continuity with the assistance of its auxiliary ground lead.Only use for DC 6~24V systems.Long Cable Makes Your Testing Easily,can conduct a positive or negative battery current to the tip by rocking the power switch forward or backward.Specifications:Operation voltage: 6-24V DC;Cable length: about 5m;Overload protection: 8A (When the current exceeds 8A, this item will disconnect the current automatically.);Weight: about 340g / 0.75lb;Package size: 200 * 100 * 50mm / 7.9 * 3.9 * 2.0in;Package weight: 400g / 0.88lb;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;Operation Instrcution:Do not use on AC voltage.Do not use the item around explosive gas,or dust.Red clip to the positive terminal.Black clip to the negative terminal.Package List:1pc x Flexi extension cable;1pc x Clip;1pc x Wire probe;1pc x Back-probe