✅【OBDResource BM550 Car Battery Tester – 6V/12V/24V | 100–2000 CCA】. OBDResource BM550 is a powerful and easy-to-use battery tester designed for6V, 12V, and 24V lead-acid batteries (100–2000 CCA). It supportsFlooded, AGM Flat Plate, AGM Spiral, and GEL batteries, and works perfectly forcars, motorcycles, SUVs, trucks, boats, and more.
