The Nitecore E4K is a powerful EDC lamp and has 4 CREE XP-L2 V6 LED elements, which provide a maximum of 4400 lumens. The one-button operation of the flashlight makes it user-friendly. The NL2150HPR battery, which can be charged via USB-C, has a capacity of 5000mAh and thus guarantees long runtimes. With the supplied battery magazine, the Nitecore E4K can alternatively be operated with 2 CR123A lithium batteries or RCR123 Li-Ion batteries. Dust and waterproof according to IP68.