🔍 Discover Your Battery's Secrets! Features sparkproof clamps with polarity protection for worry-free testing. Easily fits in your glove box for on-the-go testing. 3-color LED indicators make it easy to assess battery status at a glance. Works seamlessly with a variety of vehicles, from cars to boats. Get instant insights into your battery's health with a user-friendly interface. 2000 CCA 3 Test Functions 12V Power The TOPDON BT100 Battery Tester is a compact, user-friendly device designed for testing 12V lead-acid batteries across various vehicles. With its three testing functions—health, cranking, and charging systems—this battery tester provides accurate and reliable results, ensuring you never get stranded due to battery issues. Its portable design and safety features make it an essential tool for DIY enthusiasts and auto repair shops alike.