Jump Starter FAQs (15)

Get answers to common questions about Cobra jump starters — battery capacity, charging times, jump‑start capabilities, and maintenance tips.

The cigarette socket does not work (models CJS 50, CJI 150, CJIC 250, CJIC 350, CJIC 550)

Modified on Tue, 30 Sep, 2025 at 1:38 PM
The USB output does not work (models CJS 50, CJI 150, CJIC 250, CJIC 350, CJIC 550)

Modified on Tue, 30 Sep, 2025 at 1:39 PM
The light will not turn on (models CJS 50, CJI 150, CJIC 250, CJIC 350, CJIC 550)

Modified on Tue, 30 Sep, 2025 at 1:52 PM
The air compressor will not run (models CJS 50, CJI 150, CJIC 250, CJIC 350, CJIC 550)

Modified on Tue, 30 Sep, 2025 at 1:54 PM
The compressor will not inflate my tire (models CJS 50, CJI 150, CJIC 250, CJIC 350, CJIC 550)

Modified on Tue, 30 Sep, 2025 at 1:57 PM