Do you know zig zag battery pen？
The Zig-Zag Z3 Cartridge Battery is a rechargeable cartridge battery with a capacity of 350mAh.

Specs & Features

Battery capacity: 350mAh
Button free; Inhale Activated
Compatible with standard 510 thread cartridges
Stainless Steel housing
Discreet small size
High quality circuit board with multiple protections
Rechargeable Battery with USB adapter
LED Battery Life Indicator Light