The charging ports might need to be cleaned.
1. Unplug the device and ensure the charging ports on both the device and the charging cable are dry and clean from contamination.
2. Charge your device by using compatible AC power adaptor (sold separately) and cable for approximately 90 min, for full charge. 4 LED lights will turn solid white and then turn off when it is fully charged. If the device is fully discharged, the light might take few seconds before turning ON.
3. In case the LED lights on the device are on, but unable still to charge, try to perform a reset. Press and hold down the button on the device for 10 seconds continuously. Reset is confirmed when status lights fade in, blink twice fast, ramp up and then the current device charge level will be shown.
This product is not risk free and provides nicotine, which is addictive. Only for use by adults.