Nitecore Ci7 2500lm In-depth review, Pros and Cons

4 x Cree XP-G3 LEDs, 4 x SST10 IR LEDs
2500 lm output
19500 cd intensity
1 x 18650 Li-Ion battery

The Nitecore Ci7 (CI7) released in 2019. It uses 4 x Cree XP-G3 LEDs, 4 x SST10 IR LEDs, SMO reflector and 1 x 18650 Li-Ion battery. The powerful emitter in this flashlight provides up to 2500 lm output, 19500 cd intensity, and a beam distance of 279 m.

The Ci7 flashlight provides instant illumination at the touch of a switch. This immediate response is particularly useful in emergency situations. This light has 5 + 3 modes of lighting. The Ci7 mode memory eliminates the need to cycle through modes. You don't have to do this each time you turn on the flashlight. It provides convenience and saves time. You can use the strobe function as a self-defense tool. It provides a non-lethal way to deter or disorient attackers.

Nitecore Ci7 (CI7) pictures

Nitecore Ci7 / CI7 photo 1.
Nitecore Ci7 / CI7 photo 2.
Nitecore Ci7 / CI7 photo 3.
Nitecore Ci7 / CI7 photo 4.
Nitecore Ci7 / CI7 photo 5.
Nitecore Ci7 / CI7 photo 6.
Nitecore Ci7 / CI7

We base the specifications below on the official data published by the manufacturer, while also considering user reviews. If you found an error or something lacking in the specifications for the Nitecore Ci7, then tell us.

Nitecore Ci7 (CI7) specifications

Rated 4 / 5 based on 1352 user votes.

The Ci7 flashlight enhances safety. It illuminates hazards and improves visibility in low light.


Weight158 g
Length148.2 mm
Body diameter25.4 mm
Head diameter40 mm
Materialaluminium alloy with HAIII hard-anodized finish

The Ci7 is generally comfortable to hold for a long time. It is also easy to carry in pockets or bags. The best flashlight size depends on personal preference. It also depends on intended use and the specific features you want. The aluminium body of the Ci7 has a reputation for being durable and strong. It offers excellent resistance to impacts, scratches, and corrosion. The HAIII coating is uniform and attractive. It is often available in different colors, giving the flashlight a sleek, pro look. The Ci7 flashlight is available in black.


Emitter4 x Cree XP-G3 LEDs, 4 x SST10 IR LEDs
Color temperature6500 K
Lenstoughtened AR coated glass
Switchmechanical rear, mode pedal rear

Cree is widely regarded as a reputable LED manufacturer. Warm, white light is generally more comfortable. It's also less harsh on the eyes than cool, white light. The SMO's main job is to focus and project light from the source. It does this into a defined beam pattern. The coating is thin and applied to the lens surface. It cuts reflections and boosts light transmission. The Ci7 flashlight has multiple switch options. They can be useful, adding versatility and convenience to using the flashlight.

Mechanical switches are usually robust. They resist wear and tear and work in many environments. The rear switch is at the end of the Ci7 flashlight. It helps you hold it securely.


Flux2500 lm
Intensity19500 cd
Throw279 m
CD/LM factor7.8

With 2500 lm, the Ci7 flashlight will offer a brighter and more powerful beam of light. The Ci7 flashlight has 19500 cd. It can light objects at greater distances. The throw is the distance in meters at which the flashlight produces a light intensity of 0.25 lux. Candela per lumen (cd/lm) measures a flashlight's beam intensity. It compares this to its total luminous flux or output.


Modes5 + 3 modes
Mode memoryyes
Ramping modeno

A flashlight's modes are different output settings or brightness levels. They can be chosen to meet different needs and preferences. The flashlight has mode memory. It remembers the mode you were using when the light was last turned off. It stays in that mode when you turn it on again. Designers created the strobe function to produce a disorienting or attention-grabbing effect.


Battery1 x 18650 Li-Ion battery
Battery indicatoryes
Charger portno
Thermal regulationyes
SpecialsIR light
white light

The Ci7 flashlight's power source is 1 x 18650 Li-Ion battery. It provides reliable, long-lasting energy for top performance. The battery indicator prevents surprise power failures. It ensures the flashlight is ready when needed. The Ci7 cannot charge batteries. You may need an external charger to keep your battery going. This flashlight has built-in low voltage protection (LVP). It prevents damage from over-discharge, so it doesn't need protected cells.

The thermal protection feature helps prevent overheating. Overheating can harm the flashlight's performance, battery, and safety. The "6" in the IP68 rating shows the level of protection. It's against solid objects, like dust and foreign particles. The "8" in the IP68 rating means the highest level of protection. It is against water ingress. Infrared photography or videography can produce unique and artistic results. They capture scenes with a surreal, otherworldly look.


Package contentsclip
nylon holster
spare o-ring
spare rubber cover

The package includes a holster to safely store your flashlight. The clip is very helpful. It lets you quickly access your flashlight while keeping your hands free for other tasks. The lanyard of the Ci7 protects the flashlight from accidental damage. It does this by stopping it from falling or hitting the ground. When using spare O-rings, follow the maker's instructions. Use their guidelines for proper installation.

According to the ANSI/NEMA FL1 Standard, we measure the performance of the Nitecore Ci7 flashlight 30 seconds after switching on the light. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

If there’s information about the Nitecore Ci7 that you would like to see on this site, then write to us.

FlashlightChart.com / Flashlights / Nitecore / Nitecore Ci7 (2019)