Features: brand new and high quality Style: green wire/small for DC electric pen。Maintenance of low-voltage circuits such as automobiles, motorcycles, and excavators. 6V/12V/24V, for DC, AC, pulse, multi-function three lights in one, easy to replace. The lamp can be plugged and unplugged, and can realize a variety of functional detection. It adopts the small lamp socket bulb commonly used in for cars, which is more convenient to replace. The probe is made of pure steel, which is hard and durable without bending. The main and auxiliary probes are inserted into the probe to be tested at the same for time. The back light of the pen probe is 3W, which can be replaced alternately. Specifications: Material:Plastic + Copper Wire Size:Approx.115x15x11cm/45.28x5.91x4.33inches Color:As Picture Shown Package Includes: 1x Test Pen note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.