Battery tester for 12 V and 24 V electrical systems for professional use. With a printer. Battery terminal voltage check 8-30 V. Battery starting current. % battery charge. Suitable for all battery types, eg conventional batteries. VRLA. GEL. AGM FLAT. AGM SPIRAL. SL. EFB. AGM, etc. With a capacity of 7-230 Ah. Cable 120 cm. 10 different languages. In a plastic case.