The Flip 2 JBL speaker has a group of LEDs in its silver panel, as shown in the pictures next. These display battery fullness and charging status. In brief, the JBL Flip 2 Charging Indicator shows charging progress. Plus it also shows how full the battery is when not recharging. JBL Flip 2 Charging Indicator: … Continue reading JBL Flip 2 Charging Indicator