>>>>> Backrm Vapes Description <<<<<
1) Airflow Sensing
2) When the electronic cigarette is not in use, it keeps in standby mode.
3) The LED light will be turned on when you are inhaling, and the vapor will be produced; for any continuous inhaling over eight seconds, the system will be locked provisionally after LED flashes two times.
4) When the voltage is lower than 3.3 V, the low-voltage-alarm function starts, with the light flashing 10 times, reminding customers that the battery is running out.
★ Medical grade pyrex glass;
★ Bottom USB cable charger;
★ Visible window to see remaining oil;
★ Large smog, No burn taste, no leaking;
★ Exquisite sticker appearance, safe and hygienic;
★ Work with 320mah Grade A battery last more puffs;
★ The cigarette holder fits the structure of the human mouth, Easy to inhale;
