Please check the following status of the 808d-1 Battery.
2. When you smok it, if the LED light of the 808d-1 battery continus blink all the time. There is two reasons, Perhaps it is out of battery. otherwise it is a degradation battery.
3. When the 808d battery is charging, Turn off the power or Unplug the USB charger, The tail light of 808d-1 battery will blink three times and then goes off, The 808d battery is good.
4. When you charging for the 808d-1 battery, If the tail light of the 808d-1 battery continus blink all the time, Perhaps the battery is bad.
5. When you charging, if the 808d-1 battery is taillight off, indicating that the battery is full.
Normally, you charge for the 808d-1 battery, the led light is not continus blinking. When you get out of the charging, it will blink three times. This is the normal charge for battery.