The battery meter is a bar graph. If the battery is low, then only 1 or 2 of the LEDs will light up.
When the battery is full, all 4 LEDs will light up. This is normal.
If only 1 or 2 LEDs illuminate, then try charging the jump starter overnight.
Modified on: Thu, 9 Sep, 2021 at 3:29 PM
The battery meter is a bar graph. If the battery is low, then only 1 or 2 of the LEDs will light up.
When the battery is full, all 4 LEDs will light up. This is normal.
If only 1 or 2 LEDs illuminate, then try charging the jump starter overnight.