3.7 XL – 650 Mah / High Capacity 3.7 Volt Vape Pen Battery / 4 Colors

The 3.7 XL is the next step up from our best selling 3.7 volt vape pen battery. The increased capacity means less frequent charging and gets you through longer travel days and longer hikes. The 510 thread is compatible with almost every oil cartridge while the 3.7 voltage works well with original style cartridges or ceramic cell and gives just the right temp for most oils.Featuring:- 3.7 Volt, perfect for a wide range of oil cartridges- Huge 650 Mah capacity for extended usage- Lifetime Warranty- 510 Thread vape pen battery for use with all cartridges- Available in Rose Gold, Rugged Wood Grain, Rugged Black, or in Stainless Steel- To mix and match colors on multiple packs specify in note sectionAdd on and fill a vari-flow ceramic cell cartridge, perfectly matched for this battery.* Does not include cartridge