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Grenco Science presents the G-Pen aromatherapy vaporizer. G-Pen is designed to represent personal vaporization at its best. It is thin, compact and portable. Vaporize anytime and anywhere. Experience the convenience of instant heat time for vaporizing essential oils within no time; the G-Pen personal vaporizer is quick to respond, and offers 12-seconds of constant usage before the safety shut-off actives. Once activated, please refrain from using for 30-60 seconds to allow for cooling. A fully charged G-Pen provides 400 draws.