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Polarity indicated by red/green LEDs respectively
while the pocket at the side provides handy storage
Minor spills should be soaked up with oil absorbent granules
storage straps under the fold-out base and a drop-down pole storage bag
• Inner Bladder: Single internal PVC bladders with individual inflation points
Sealey Digital Battery & Alternator Tester with Printer BT2003 Brand_Portwest Polarity indicated by red/green LEDsProfessional diagnosis of battery and alternator faults with the added facility to print the results. Test battery condition with as little as 1V of residual charge. No heat, no sparks and no misdiagnosis. Checks condition of alternator, no complicated connections or interpretation required. Analyse the charging system at rest and under load to determine condition of the alternator. Connect and follow the prompts on the 2 line 16 character LCD screen