– Power On/Off: Continue press the fire button 5 times , turn on the box, and the fire button light is on,enter vaping mode;
press the fire button 5 times in 2 seconds continuously, turn off, the fire button is off.
– Preheating: Press the fire button two times, the battery starts to warm up, the voltage is 2.2V, and the preheating time is 15S.
– Power adjustment: In the power on state, continuously press the fire button 3 times to adjust the output voltage 3.4V-3.7V-4.0V.
No smoking after 10S, enter the power-saving mode.
The current voltage is 4.0V , the LED light is white.
The current voltage is 3.7V , the LED light is blue.
The current voltage is 3.4V , the LED light is red.
The current voltage is lower than 3.3V smoking, LED lights flash 10 times red, indicating that the battery needs to be charged
– Battery power display:After vaping,release the fire button will show the battery power.Charging,the fire button keep blue light;after full power,the fire button is off.
White light, 70%~100% battery power;
Blue light, 40%~70% battery power;
Red light, 10%~40% battery power.
– Short-circuit protection: When the output resistance is lower 0.4 ohm, LED flashes 3 times white light, then stop working.
– Add oil operation: Unscrew the atomizer upper cover hardware, along the glass tube, inject 1/3~2/3 of the oil into the TH-420 BOX.