- The G Pen Coil is compatible for use with the G Pen Battery.
- The G Pen Coil is designed for use with concentrates.
- The G Pen Coil is not intended for use with ground material.
If you have any further inquiries, please contact our Customer Service Department anytime Monday through Friday, 8:00am to 5:00pm PST.
Email: help@grencoscience.com
Phone: (800) 948-7480