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Seeknite SD03 1200lm In-depth review, Pros and Cons

Cree XM-L2 LED
1200 lm output
22500 cd intensity
1 x 26650 Li-Ion battery

The Seeknite SD03 (SD03) released in 2019. It uses Cree XM-L2 LED, SMO reflector and 1 x 26650 Li-Ion battery. The powerful emitter in this diving light provides up to 1200 lm output, 22500 cd intensity, and a beam distance of 300 m.

This light has 3 modes of lighting. Without mode memory, each time you turn on the SD03, it will start from the default or first mode in the sequence.

Seeknite SD03 (SD03) pictures

Seeknite SD03 / SD03 photo 1.
Seeknite SD03 / SD03 photo 2.
Seeknite SD03 / SD03 photo 3.
Seeknite SD03 / SD03 photo 4.
Seeknite SD03 / SD03

The specifications below are based on the official data published by the manufacturer, but we also take user reviews into consideration. If you found an error or something lacking in the specifications above for the Seeknite SD03, then don’t hesite and signal the problem to us.

Seeknite SD03 (SD03) specifications

BrandSeeknite
NameSD03
TypeSD03
Rating
Rated 4 / 5 based on 1357 user votes.
Launch2019
Formdiving light

Body

Weight168 g
Length138 mm
Head diameter38 mm
Materialaluminium alloy with HAIII hard-anodized finish
Colorsblack

The SD03 generally comfortable to hold for extended periods and easy to carry in pockets or bags. It's important to consider the length of the flashlight to ensure it fits comfortably in your desired carrying method. Aluminium is a lightweight material, which is beneficial for SD03 flashlight. The HAIII coating often has a matte or textured finish, which enhances grip and provides a comfortable feel in the hand. This flashlight comes in a sleek black color option.

System

EmitterCree XM-L2 LED
Color temperature6500 K
ReflectorSMO
Lensglass
Switchelectronic side

Cree is widely regarded as a reputable LED manufacturer. Warm white light is generally considered more comfortable and less harsh on the eyes compared to cool white light. If long-range illumination and throw distance are the primary requirements, a flashlight with a smooth reflector may be more suitable. The electronic switches may have a higher likelihood of standby drain compared to mechanical switches.

Performance

Flux1200 lm
Intensity22500 cd
Throw300 m
CD/LM factor18.75

The 1200 lm output of SD03 provides greater versatility, as you can adjust the brightness levels to suit different lighting needs. The SD03 flashlight with 22500 cd has an extended throw distance, allowing you to illuminate objects or areas at greater distances. The throw distance refers to the maximum distance at which the flashlight can effectively illuminate an object or target. Candela per lumen (cd/lm) is a measure of a flashlight's beam intensity relative to its total luminous flux or output.

Software

Modes3 modes
Mode memoryno
Ramping modeno
Strobeno
SOS/Beaconyes

Modes on a flashlight refer to different output settings or levels of brightness that can be selected to suit different needs and preferences. The SOS signal is recognized as an international distress call and is used to indicate an urgent need for assistance.

Features

Battery1 x 26650 Li-Ion battery
Battery indicatoryes
Charger portno
LVPno
Thermal regulationno
Protectiondepth 100 meters
AUX LEDsno
Magneticno

The power source of the SD03 flashlight is 1 x 26650 Li-Ion battery, providing reliable and long-lasting energy for optimal performance. A battery indicator is a feature that provides information about the remaining power level of the flashlight's battery. The SD03 doesn't have charger port. The SD03 flashlight doesn't have built-in LVP, it is recommended to use a protected battery to prevent over-discharging. This flashlight doesn't have built-in temperature control.

Accessories

Package contentslanyard

Attaching a lanyard to your SD03 flashlight provides an additional layer of security, reducing the risk of accidental drops or loss.

The performance of the Seeknite SD03 flashlight is measured according to the ANSI / NEMA FL1 Standard 30 seconds after switching the light on. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

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