Description: Product attributes: car electrometer pen digital display voltage pen car electrometer pen Product Type: Automobile Fault Detector Product material: environmentally friendly PU+plastic+stainless steel Product function: fault detector Working temperature: 0-45℃ Voltage range: 2.5-32V Minimum resolution value: 2.5V Scope of application: suitable for automobiles ships trailers trucks recreational vehicles motorcycles airplanes and snowmobiles Features: (1) The environmentally friendly PU spring wire has strong elasticity and good gloss. The wire length is 4.7 meters which is easy to operate (2) Digital display screen white backlight convenient for night work. (3) The metal clip design can be used to fix it on the monitoring part during continuous monitoring which frees both hands and is easy to operate; the external small alligator clip is easy to use and easy to hold. (4) With a pen tip protective cover to protect the needle from bending due to falling and longer service life How to use: Connect the probe to the positive pole and the alligator clip to the negative pole Packing list: Circuit Tester*1 Note: Please allow 0-1cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors the picture may not reflect the actual color of the item.