TecMate Cranking And Alternator Tester Tools & Home Improvement the S3 attaches directly to

the S3 attaches directly to OGIO RAM EZY-Mount Tank Rings (sold separately) for a safe and secure docking point that can be used time after time

Ultra wide 48mm strap with thick silicon bead for ultimate grip

Heavy duty poly-fabric chassis

More battery power

TecMate Cranking And Alternator Tester Tools & Home Improvement the S3 attaches directly toTecMate Cranking And Alternator Tester The TecMate Cranking And Alternator Tester is the ultimate pocket tester for on vehicle battery performance and alternator voltage testing that every gear head should have. Easy to use. Connect clips to the battery or connect to an installed SAE battery lead, then check battery charge level. A low battery cranks poorly. Start engine. OptiMate TEST records and indicates (for 20 seconds) the lowest start volts.