ARB-L21-5000U 21700 USB type C rechargeable Li-ion battery, sufficient power, steady performance, the capacity of the 21700 battery is twice as powerful as the common 18650/2300mAh battery. ARB-L21-5000U has integrated fast type C charging port to recharge battery without external charger. ARB-L21-5000U is also compatible with external chargers (recommended chargers: Fenix ARB-D1 or Fenix ARB-D2 smart charger). Battery safety and good performance is secured by multiple protection circuits and steel shell riveting technology and pressure relief vents.
- 5000 mAh large capacity
- USB type C integrated charging port
- LED lights for charging status (red = charging, blue = ready)
- Unique structural design for better impact-resistant
- Built-in over charge, over discharge, short circuit and three sets of over-heat protection ensure the safety and good performance of the battery
- Designed to retain up to 75% of its original capacity at 500 full charge and discharge cycles