Sealey Polarity Free Professional Battery Drop Tester 6/12V BT91/7PF 5Ah Lithium battery capacity allowing

5Ah Lithium battery capacity allowing up to 10 hours working time

mains charger and in-car adaptor

Crowned tops provide extra leverage points for removing stubborn oil filter housing caps

workshop and factory use

LARGE STARTING CAPACITY - Capable of starting an average 6L petrol or 4L diesel engine

Sealey Polarity Free Professional Battery Drop Tester 6/12V BT91/7PF 5Ah Lithium battery capacity allowingAmerican style drop tester. Polarity protected cables impossible to damage unit by incorrect connection. Load applied by internal switchgear no sparking! Suitable for 6 and 12V batteries. Applies load across cells and measures output on meter. Accurate indication of battery voltage and faulty or short circuited cell. American style drop tester. Polarity protected cables make it impossible to damage unit by incorrect connection. Load applied by