Olight Seeker 3 3500lm In-depth review, Pros and Cons

4 x unspecified CW LEDs
3500 lm output
12100 cd intensity
1 x special 21700 Li-Ion battery

The Olight Seeker 3 (SEEKER3) released in 2021. It uses 4 x unspecified CW LEDs, TIR reflector and 1 x special 21700 Li-Ion battery. The powerful emitter in this flashlight provides up to 3500 lm output, 12100 cd intensity, and a beam distance of 220 m.

The Seeker 3 flashlight provides instant illumination at the touch of a switch. This immediate response is particularly useful in emergency situations. TIR lens plays a significant role in shaping the beam pattern of the Seeker 3 flashlight. This light has 5 modes of lighting. With mode memory, when you turn off the Seeker 3 and then turn it back on, it will activate the last used mode. The strobe function produces a high-frequency flashing light pattern. It disorients or distracts potential threats or aggressors. This USB rechargeable flashlight has become popular. It's a top choice for both everyday and demanding use.

Olight Seeker 3 (SEEKER3) pictures

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Olight Seeker 3 / SEEKER3

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 Olight Seeker 3, then tell us.

Olight Seeker 3 (SEEKER3) specifications

NameSeeker 3
Rated 3 / 5 based on 925 user votes.

Flashlights let you navigate in the dark. They help you find supplies and signal for help. They also provide comfort and security in tough times.


Weight184 g
Length128 mm
Body diameter27.5 mm
Head diameter35 mm
Materialaluminium alloy with HAIII hard-anodized finish

The flashlight weighs 184 g. It is generally comfortable to hold for a long time, and it is also easy to carry in pockets or bags. The length of a flashlight can affect how it feels in your hand and how you can grip and maneuver it. Aluminium is a lightweight material, which is beneficial for Seeker 3 flashlight. The HAIII coating is uniform and attractive. It is often available in different colors, giving the flashlight a sleek, pro look. The Seeker 3 flashlight comes in many colors. The choice of color can serve different purposes and preferences.


Emitter4 x unspecified CW LEDs
Color temperature6500 K
Switchelectronic side

The color temperature choice depends on the light's use and personal taste. The Seeker 3's TIR lens is made of a single piece of transparent material. This material is typically acrylic or polycarbonate. Some flashlights with electronic switches have programmable features. They allow users to customize the behavior of the flashlight.


Flux3500 lm
Intensity12100 cd
Throw220 m
CD/LM factor3.46

The Seeker 3 flashlight has 3500 lm. It will provide an exceptionally bright and powerful beam of light. The Seeker 3 flashlight has 12100 cd. It can light objects at greater distances. The throw distance is the farthest distance the flashlight can light an object. The candela per lumen (cd/lm) ratio can be used to determine if a flashlight has a spot or flood type beam.


Modes5 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. You can use Strobe for signaling purposes. It can also be used for self-defense or to attract attention in emergency situations.


Battery1 x special 21700 Li-Ion battery
Battery indicatoryes
Charger portmagnetic USB
Thermal regulationyes

The Seeker 3 flashlight utilizes 1 x special 21700 Li-Ion battery as its power source. The battery indicator helps users check the battery status. It also estimates how much runtime they have left before recharging the battery. The built-in charger allows for convenient and versatile charging. You can use various USB power sources to recharge the battery. The Seeker 3 flashlight lacks built-in LVP. You should use a protected battery to prevent over-discharging.

The Seeker 3 has thermal protection feature. These mechanisms track and regulate the flashlight's temperature as it operates. The flashlight has an IPx8 rating. It can withstand being submerged in water beyond 1 meter for a prolonged period. The manufacturer specifies this.


Package contentsMCC3 magnetic USB charger cable
special 21700 battery

The included battery is picked by the manufacturer. It is picked for the best compatibility and performance with the Seeker 3 flashlight. Securing the flashlight with a lanyard frees up your hands for other tasks. It keeps the flashlight within reach.

According to the ANSI/NEMA FL1 Standard, we measure the performance of the Olight Seeker 3 flashlight 30 seconds after switching on the light. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

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