Fenix 21700 batteries are compatible with the following Fenix Flashlights: PD36R, PD40R V2.0, E35 V3.0, Tk16 V2.0, TK22UE, HT18, TK22 V2.0, and TK30.
- 500 Recharge Cycles
- 5000 mAh Capacity
- Lithium-ion rechargeable
- Multiple Layers of protection
- Pressure Relief Valve Protection
- Separate Microporous Protection
- PTC Cathodal Protection
- Protection Circuits in the anode
- Short Circuit
- Overheat Protection
- 7.5a Maximum current
- Steel Shell Riveting
- Charging Current: 1A recommended, 5A Maximum
- Note: Does not include an on-board USB port for direct charging
Size (Each Battery)
- Weight: 2.56 Ounces
- Height: 2.99"
- Diameter: 0.85"