Sealey BT91/1 Battery Tester 12V

This Sealey battery tester can be used to check the capacity of your 12v or 6v battery cells. Applied across the terminal blocks of the cells, the moving coil meter will give an accurate display of the voltage performance of the battery, remedial action can then be taken to charge up the battery if necessary.

Not sure if your battery is performing properly, or that an alternator is charging it up correctly? This battery tester is the way to find out the correct capacity of the battery cells so that it can be replaced or recharged. Simple to use and read, the moving coil reader will accurately show the voltage of the battery.