This Full Boar 12V Battery & Alternator Tester is ideal for performing a thorough test of the battery condition, alternator charge or starter cranking condition on a wide range of 12V automotive, marine or motorcycle batteries. Use this compact device to accurately provide results within seconds while the insulated clamps ensure user safety while being applied to the battery. This unit is suitable for a wide range of battery types including Lead Acid, *Lithium-ion, AGM, EFB & GEL meeting battery standards such as CCA, DIN, SAE and many more are supported. Features include a large, easy to read backlit LCD screen with added Mini-USB socket and cable for printing out test results. *Lithium-ion battery setting is only available for scooter battery types only. Do not use this product on lithium ion batteries for cars.