DescriptionThis 12V Battery tester provides a quick reading to determine if a vehicle battery needs replacing. Check charge level, battery start performance, battery overload reminder, making it safe and simple to use. Different color LED indicates battery and charging system status.Features- Color: Red. - Material: ABS. - Size: About 12x4.8x1.85cm. - Voltage range: 4-12V. - Operating temperature: normal temperature () - Convenient and easy to operate. - Pure copper plating, wide mouth, bite force is strong, more accurate measurement. - Portable and light weight, easy to carry and storage. - Check charge level, battery start performance, battery overload reminder. - Made of material, which is durable and lasting for use.