Features: The BT170 Battery Tester Set is a must-have for anyone who wants to ensure their batteries are in top-condition and avoid unexpected failures. Made-of durable plastic and metal, this tester is both sturdy-and lightweight, making it easy to carry around and use whenever needed. Ideal-for car enthusiasts, mechanic, and anyone who relies on batteries for their work or hobbies, the BT170 is suitable for testing 6V-and 12V batteries. Whether you're-at home, in the garage, or out in the field, this battery tester can help-you quickly and accurately diagnose any issues-with your batteries, saving your-time and money. With its intuitive-design and simple operation, the BT170 Battery Tester Set is the perfect tool for keeping your batteries in optimal-condition, ensuring reliable performance every-time. Specifications: Material:Plastic+Metal Size:As Picture Shown Color: Black Package Includes: 1 Set Battery Tester note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.