Grenco Science GioGRENCO SCIENCE GIO Discreet and durable, the G Pen Gio has a pocket friendly, ergonomic zinc alloy casing and a powerful 180mAh battery with pass through charging. Boasting a buttonless operation, the Gio has a breath activated design and an advanced wicking system. The Gio Battery is designed for exclusive interface with G Pen Gio Cartridges (sold separately); the temperature is optimized for the delivery of smooth hits and maximum vapor. FEATURES
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