General description The Car Voltage Tester is a versatile tool designed for vehicle maintenance, suitable for use with cars, trucks, boats, trailers, RVs, motorcycles, and snowmobiles. It effectively checks fuses, switches, anchors, distributors, and circuits, enabling quick identification of shorts and open circuits. Technical specifications Voltage range: DC 3-36V Accuracy: ±0.1 volts Material: High-quality ABS and copper Usage The voltage test pen features a digital display for clear visibility of voltage readings, making it easy to use in various applications, including hard-to-reach areas. The spring wire can be extended as needed for added convenience.