How to Use Your Vape Pen Battery Charger:
Button Pen Battery Charger with Indicator Light:
• Universal 510 Thread Screws onto Pen Battery
• 2-Pack of USB Chargers
• LED Indicator Light shows: Red = Charging / Green = Done
• Plugs into any USB input or USB electrical outlet
• Color: Black
Replacement charger for pens that came with this type of charger. Not meant for use with pens that have Micro-USB ports but may work.