Eleaf iJust S 3000mAh Black Battery
Power On/Off:
press the fire button 5 times in quick succession within 2s. The white
button light will flash 5 time to show the device is turned on/off.
Vaping: long press the button to take a puff
Charging:
charge the device by connecting it with wall adapter or computer via
USB cable. The button light will turn red when the device is charging
and the light will go out once fully charged. It takes around 4 hours to
fully charge the battery with 1A wall adapter.
Atomizer Protection: when vaping time exceeds 15s, the device will shut off automatically with the white button light flashing 10 times.
No Atomizer Protection: the white button light will flash slowly when the button is pressed down without atomizer connected.
Short-circuit Protection: short-circuit occurs with the white button light flashing three times.
Low-voltage Protection:
when the voltage of the device is below 3.3V, the white button light
will flash 40 times. To power the device on please charge the device.
Battery Level Indication Function
Battery Level
Light Condition
60% - 100%
Stay lit
30% - 59%
Slowly flashes
10% - 29%
Moderately flashes
0 - 9%
Flashes in frequency
2nd Order 
