Features:1. Special test pencil for automobiles, also suitable for trailers, van, RVs, motorcycles, airplanes, and snowmobiles2. Test the short circuit and open circuit of the car circuit. Circuit polarity discrimination test3. Car battery performance test, charging system performance test, ignition system performance test, engine performance test4. Diode light, long time use is not easy to heat, not easy to damage, safe to use5. The design of the metal clip can be used to fix it at the detection position during continuous detection, freeing handsNotice:1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement.Specification:Material: metal + rubberColor: yellowScope of application: 6V12V24VSize:Test pen length:110mmCable length:1mincludes:1 x test pencil