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Straight from the little User Manual: "Press once to exit trickle-charging mode". "Trickle-Charging Mode is a better way to charge your Earphones." "Press the button twice to activate trickle-charging mode." ...Also...Press the button to see how much charge is left. If only ONE LED lights, there is 0-25% charge left. If there are TWO LED lights, there is 25-50% charge left. If there are THREE LED lights on, there is 50-75% charge left. If all FOUR LED light up, there is 75-100% charge left.
Sorry, there was a problem. Please try again later.The remaining power of the LED indicators will light steadily; while the next charging LED indicator will flash. And they will turn off in 10min±2min after the powercore is fully charged. "The LED power meter will stay on when charging a device, displaying the battery’s remaining power and will turn off light steadily depending on device's model when the device is fully charged and not drawing a current. The last LED light will flash when the remaing power is lower than 10% and will turn off when it's lower than 5%. Trickle-Charging Mode: Trickle charging is designed to provide optimized charging to low-power devices such as earphones, Bluetooth speakers, and other accessories. To activate, press the power button twice or press and hold for 2 seconds until the LED indicator turns green.
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