1-3 of 3 Answers
Try not to leave it charging overnight, this will mess up the battery.
Sorry, there was a problem. Please try again later.I believe it is defective. According to instructions all 4 lights being lit indicate a full charge. I would exchange it for a new unit.
Sorry, there was a problem. Please try again later.All 4 LEDs should light up after 4 hours initial charge. 3 doesn't cut it.
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