Features:

• 18650 Li0ion rechargeable battery
• 3400mAh 3.7V 12.6Wh
• Integrated battery overcharge/discharge protection circuits
• 500 charge/discharge cycles
• High discharge rate
• Built in PTC to inhibit high current surge
• Pressure relief valve activates in the event of a rapid temperature increase
• Length 69.2mm, Diameter 18.4mm, Weight 47.6g
• Internationally insured by Ping An Insurance (Group) Company of China, Ltd.

Note: This is a protected 18650 with a button-top. This battery will be too long for devices that require an unprotected flat-top 18650. Many commonly found vape devices are made with smaller battery compartments that will not be large enough for this battery.