Provides instant feedback of possible parasitic battery drain condition, eliminating unnecessary replacement of battery or charging system components.á

Memory saver feature protects vehicle's computer memory, preserving stored fault codes, driveability parameters, and programmed electronic settings such as clock, radio, seat position, etc.á

Vehicle computer remains in sleep mode, allowing correct parasitic drain to be measured. Tester plugs into vehicle cigarette lighter to supply power to vehicle electronics when battery cable is disconnected. Over-current protection safeguards tester from damage and prevents blown fuses while testing.

áA must have for professional use!