The G Battery, by Grenco Science, consists of a rechargeable premium lithium-ion cell, and is backed by a 1-year warranty. The G Battery serves as the power source for the GPen Original G Tank, GPen Glass Tank, GPen Essential Oil Tank, and the soon to be release, GPen Herbal Tank.
Log into your account.
Instructions for resetting your password have been sent.
After filling out the form below you will receive an Account Activation email.×
Free Shipping on orders over $48