Hidden Fire Button & Magnetic Back Cover: The newly introduced hidden fire button is a bright spot of the intelligent device. And the magnetic back cover makes you replace the 18650 cell much easier.
Replaceable Front Cover & Safety Lock Switch: With the replaceable front cover, you can better protect the OLED screen from scraping. Moreover, the safety lock switch will protect the hidden fire button from unintentional presses.
Dual Circuit Protection Systems: Equipped with dual circuit protection systems, you can use the device safely and pleasantly.