Features: Experience precisions and reliability with our High Quality Auto Circuit Tester, to accurately measure voltages ranging from 1-75V, making it a essential tool for any automotive diagnostic task. Featuring a lightweight pen type design and a LCD display with backlit, this voltage tester ensures easy operation and clear readings in various environment, enhancing your efficiency on job. Ideal for automotive technicians, electricians, and DIY enthusiasts, this circuit tester is perfect for anyone who needs to quickly diagnose electrical issue in vehicles or household appliances. Whether in a professional auto repair shop, conducting routine home appliance check, or ensuring power stability during adventure, this tool adapts to all your voltage testing needs. This tester promises resiliences, while its ergonomic design offers comfortable handling and improved safety during use. Specifications: Material: ABS, Electronic Component Testing Voltage: 1-75V Working Voltage: 4-75V Working Temperature: 0-50℃ Length: About. 22.9cm/9.02in Package Includes: 1pc Automotive Circuit Tester note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.