** Price is per individual/single battery**

Purchase 2 of these together and it comes in an awesome safety hard case!

The Golisi S35 21700 is a high performance 3750mAh rechargeable lithium battery with 40A high constant current applications. The IMR 21700 battery can be recharged for more than 800 times and is enough to run various high drain devices. Compared to traditional batteries, it is more powerful, safer and economic to use

Size: 21 x 70mm
Model: 21700
Capacity: 3750mAh
Constant Current: 40A
Nominal Voltage: 3.7V
Charging cut-off voltage: 4.20±0.05V
Internal resistance: 30mΩ  
Safety protection: Based on UL1642 standard, no leaking or explosion in extreme tests of over charging, short circuit, over discharging, high temperature
Standard charging current: cc/cv(<=3A)
Fully charged time: down to 2 hours(by using Golisi charger
Cycle times: >800
Operate temperature: Charging(0-45℃), Discharging(-20-60℃)
Storage Temperature: Room temperature, dry place
Apply to: e-cig MODs, flash lights, toys