This digital LCD circuit tester is perfect for use on cars, boats, trailers, motorcycles, airplanes, and snowmobiles. Use to check electrical circuits and accessories on all 5-36volt DC systems. Portable, ergonomic design for easy use in confined areasUse this car voltage digital tester to check the condition of the car circuit and cablesystem at each systemwithout going toexpensive mechanics. The digital voltagetester connects between the clip plugin seconds to detect bad cinditioncable and circuitconnections, defective points and bad cables or connections. Connects in seconds. Features: Take measurements from 5 to 36V DC voltage Backlit LCD display for accurate voltage readouts. LED indication of red for power and green for ground. Spiral cable which is able to extend up to 10ft. Small, ergonomic design for easy use in confined areas. The needle-sharp stainless steel probe allows for easy piercing. Perfect use on cars, boats, trailers, motorcycles, airplanes and snowmobiles.Package List:1 * LCD Ddsplay Electric Circuit VoltageTester Return Policy All of our items come with a 30-day free return policy. If you need to return, please contact us, let us know the detailed problem and send us some pictures for confirmation. We reserve the right to refuse any returns for objective reasons. Shipping Policy All of our items are shipped free with tracking numbers. Orders will be shipped within 3 working days upon receipt of payment. Most orders will be shipped within 1 working day. In most cases, shipping takes 8-12 working days.