GYS PBT550 Professional Digital Battery Tester With Printer

Professional battery tester with built in printer. Tests voltage level, state of charge and state of battery health. Tests 12v starter voltage and alternator output including no load & charging voltage plus ripple. Backlit display with built in thermal printer, no ink required. Suitable for testing common lead acid battery types including gel, AGM flat plate AGM spiral plus EFB stop/start batteries up to 200Ah. Uses the latest dynamic resistance measuring technology which minimises discharge, features temperature compensation to provide accurate results not affected by surface charge & parasitic load. Reverse polarity protected.