This battery was designed for use in the first generation of R40 flashlights. Grab an extra one or two for backup battery power.
Please be noted this is not a standard 26650 battery. It can only be used and charged in the R40 light.
Please be noted this is not for R40 V2 which uses a NL2150DW battery here.
- Battery Size: Customized (only works in R40 light)
- Voltage: 3.7V
- Capacity: 5000mAh
- Proprietary battery for Nitecore R40 (Ver.1 only)