The Fenix ARB-L18-2600 is a high capacity 18650 Li-ion rechargeable with a protection circuit in the anode to help prevent short circuits, over charge/discharge and over heating. The battery also includes pressure relief vents which expel waste gas in the rare case of an internal short circuit preventing an explosion.
Excellent batteries and fast delivery! They each come with a carrying case to protect them and anything around them.
Good quick service.
Fast shipping and great prices.