This is a car battery tester made of safe and durable materials. It has a reasonable design and practical functions. It can help you to detect the health of the battery, test the battery capacity, internal resistance, etc. Made with excellent craftsmanship, compact, practical, and accurate, it will be a good tool for your car battery inspection. Features -Color: Black. -Material: ABS, Electronics, Copper,Rubber. -Size: About 12.70X7.80X2.00cm/4.99X3.07X0.79inch. -System voltage: 12 volts. -Battery specification: 8V-16V battery. -Preferred materials, , safe, durable and practical. -It has a wide range of uses and is suitable for battery status detection in 12V vehicles. You can use it with peace of mind. -The application is simple, and the car battery test can be carried out easily, allowing you to know the internal resistance, power level and other car battery conditions in time. -Fine workmanship, good texture, very and accurate, and provide you with a good detection experience. -Excellent value for money, you can buy this and practical car battery tester at an . Package list: 1 x automatic diagnostic scanner 1 x user manual