Are you losing your head when you car malfunctions? Are you wanting to detecting the voltage by yourself without others' help? Our automotive test pencil with digital display screen can meet your needs. It can display the accurate voltage readouts.Features- Brand: VORCOOL.- Color: Red.- Material: PU & stainless steel.- Total length: 355cm/140in.- Reasonable design: LCD display with backlight, convenient for night work and reading. The display is three-digit display.- High precision: high test voltage accuracy, the error is less than 0.4V. Use to check electrical circuits and accessories on all 3 - 48 Volt systems.- Strong applicability: PU spring wire is 3.6 meters, wide working range, suitable for high and low temperature working environment, minus 30 degrees - 50 degrees above zero, strong shrinkage performance.- Quality assured: good material handle, good transparency, not easy to be damaged by falling/smashing/oil solution. Small ergonomic design for easy use in confined areas.- Premium material: 304 stainless steel probe, strong hardness, not easy to rust, allows for easy piercing.Packing list: 1 x VORCOOL Car Test Pen