Sealey BT102 Digital Battery and Alternator Tester 12V

Compact design digital tester suitable for professional use. Utilises low current draw technology to evaluate condition of SLI, VRLA, AGM and Gel batteries and charging systems. Just key in the battery rating from the top of the battery. Simple, fast and accurate evaluation of battery condition. Results displayed on LED control panel. No internal battery and will test batteries with a residual charge of just 7V. Can also be used to evaluate the condition of the alternator and charging circuitry of the vehicle.