ABOUT THE Grenco Science G Pen Roam Battery
This Grenco Science G Pen Roam Battery has a 1300mAh lithium-ion battery to vaporize your concentrate in seconds for smooth and flavorful draws, while getting you through an entire day. It features a digital display so you can easily control the temperature from 400°F to 800°F to perfectly fit your heat preference.
Grenco Science G Pen Roam Battery
The Dr. Greenthumb’s x G Pen Roam Battery is the latest G Pen collaboration with Bay Area rapper and entrepreneur Berner.







Jackie Wilson –
The G Pen Roam’s 1300mAh battery delivers 15-20 smooth, water-filtered dabs per charge. Pass-through USB charging, haptic feedback, and full temp control (600-800°F) in a rugged, portable design. Flavorful clouds, zero hassle. 10/10.