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 the 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 favorite mode. You can further configure the light to provide a quick access turbo or strobe mode.
LED |
4x CREE XP-L2 V6 |
Output Light |
Turbo - 4,400 Lumens
High - 1,050 Lumens
Mid - 320 Lumens
Low - 50 Lumens
Ultralow - 2 Lumens
Strobe - 4,400 Lumens
SOS - 4,400 Lumens
Beacon - 4,400 Lumens |
Output Runtime |
Turbo - 30 min
High - 3 hr 15 min
Mid - 7 hr 30 min
Low - 45 hr
Ultralow - 700 hr
Strobe - N/A
SOS - N/A
Beacon - N/A |
Maximum Brightness |
4400 lumens |
Peak Beam Distance |
230 yards |
Peak Beam Intensity |
11100 cd |
IP Rating |
IP68 - 2m submersible |
Impact Resistance |
1 m |
Battery Type |
NL2150HPR 5000mAh/NL2150, NL2150R/Rechargeable Li-ion |
Battery Size |
21700/CR123/RCR123/18650 |
Battery Voltage |
3V/3.6V/3.7V |
Dimensions (L x W x H) |
4.62 x 1.13 x 1.11 inches |
Weight |
80 grams |
- 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
- Includes fast charging high capacity USB-C rechargeable 5000mAh battery and cable. This light can run for up to 30 days on ultralow mode, ensuring you have enough light for any activity
- Use the convenient side switch to power the light on/off or cycle between five brightness levels and 3 special modes (SOS, beacon, and strobe). The mode selection is memorized once set
- The E4K holds comfortably in hand. Easily attach it to any belt, vest, or pocket with its bi-directional clip. With an IP68 waterproof rating and 1-meter impact resistant rating, the Nitecore E4K is durable and great for trekking, camping, caving, or personal safety
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- NITECORE E4K
- NITECORE NL2150HPR 5000mAh 21700 Rechargeable >15A Li-ion Battery
- USB-C Charging Cable
- CR123 Battery Magazine
- Two Way Metal Pocket Clip
- Holster
- Lanyard
- Spare O-ring
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