4400 Lumen EDC Flashlight, With 5000mAh USB-C Rechargeable Battery

Max Output: 4400 Lumens
Max Beam Distance: 211m
Max Beam Intensity: 11100 cd
Max Runtime: 700 h 0 m / 29.16 cd
Reflector: SMO
Battery: 1 × 21700, 2 × CR123, 2 × RCR123
Special Modes: Location Beacon, SOS, Strobe
Beam Color: White Light
Length: 117.56 mm / 4.62 in
Head Size: 28.6 mm / 1.13 in
Weight: 80 g / 2.82 oz
Activity: Gear, Search, Outdoor/Camping
Categories: ,



  • Utilizes 4 × CREE XPI2 V6 LEDs with a max output of 4,400 lumens
  • An optical system combined with crystal coating and *Precision Digital Optics Technology” (PDOT)
  • Maximum peak bear intensity of 11,100cd and maximum throw of 211 meters
  • Highly efficient constant current circuit provides a stable output for up to 700 hours
  • 2-stage side switch specially designed for outdoor applications controls 5 brightness levels and 3 special modes
  • STROBE Mode uses randomly changing frequencies for stronger dizzying effects
  • A power indicator beneath the side switch indicates the remaining battery power
  • The power indicator can display the battery voltage (±0. 1V)
  • NITECORE 21700 rechargeable Lion battery (NI2150HPR 5,000mAh) included
  • Incorporated Advanced Temperature Regulation (ATR) module (Patent No. Z201510534543.6)
  • Electronic reverse polarity protection
  • Optical lenses with double-sided scratch resistant coating
  • Constructed from aero-grade aluminum alloy
  • HA III military grade hard-anodized finish
  • Waterproof in accordance with IP68 (2 meters submersible)
  • Impact resistant to 2 meters
  • Tail stand capability


  • 1 x Nitecore E4K Flashlight
  • 1 x Nitecore NL2150HPR 5000mAh >15A 21700 Rechargeable Li-ion Battery
  • 1 x USB-C Charging Cable
  • 1 x CR123 Battery Magazine
  • 1 x Two Way Metal Pocket Clip
  • 1 x Holster
  • 1 x Lanyard
  • 1 x Spare O-ring
  • 1 x User Manual
  • 1 x Warranty Card

NITECORE E4K is the most powerful EDC flashlight you ever had. Weighing in at only 2.82 ounces and measuring less than 5 inches in length, the E4K radiates 4400 lumens for up to 230 yards. The light’s compact ultra-lightweight design allows for a comfortable grip in hand. Use the included two-way clip to add light to any belt, vest, or pocket. With an IP68 waterproof rating, 1-meter impact-resistant rating, and Advanced Temperature Regulation (ATR) technology, the NITECORE E4K is set to become anyone’s best safety companion for outdoor activities.

Paired with the included fast charging USB-C rechargeable 5000mAh NL2150HPR battery, this light can run for up to 30 days on ultralow mode, ensuring you have enough light for any activity. Use the included USB-C charging cable to charge the battery.

Use the convenient side switch to power on and off the light or cycle between five brightness levels and 3 special modes (SOS, beacon, and strobe). The mode selection is memorized so you can turn the light on in your favourite mode. You can further configure the light to provide a quick access turbo or strobe mode.