The advantages are as follows： 
1.Designed for testing electrical circuits and locating shorts, grounds and open circuits. With a probe light for more convenience to use. 
2. Electrical circuit tester is available for checking Voltage 6-12-24V System. And it's cable length is approx 62.5cm. 
3. Tough, flexible, heavily insulated rubber wire is retained in spring supported strain relief designed to withstand the most rugged use. 
4. Quickly check automotive headlights, taillights, turn signal circuits, faulty sockets, connections, fuses, broken wires and more. 
5. Can be used in automobiles, motorcycles, bulldozers, rollers and other transport machinery maintenance operations. 
6. The unique long-life light tube, will not produce heat, more comfort and safety. Small volume, equipped with a clip, convenient to carry and use.