Sealey BT 102

12V Digital Battery and Alternator Tester - Battery; Alternator - Technical Specifications: compact digital tester for professional use. Uses low current draw technology to determine the condition of SLI, VRLA, AGM and Gel batteries.

Results are shown on the control panel LED. Needs no internal battery and tests even batteries with 7 volts of residual charge.

Also suitable for testing the alternator and the vehicle's charging circuit. Results are shown easily and clearly on the LED panel.