Nitecore Tube 45lm In-depth review, Pros and Cons

unspecified LED
45 lm output
150 cd intensity
integrated Li-Ion battery

The Nitecore Tube (TUBE) released in 2017. It uses unspecified LED, no reflector and integrated Li-Ion battery. The powerful emitter in this flashlight provides up to 45 lm output, 150 cd intensity, and a beam distance of 24 m.

The Tube lashlight offers a versatile lighting solution. This light has 2 modes of lighting. Without mode memory, each time you turn on the Tube, it will start from the default or first mode in the sequence. The flashlight is designed to be powered by rechargeable batteries that can be easily recharged using a USB cable connected to a power source.

Nitecore Tube (TUBE) pictures

Nitecore Tube / Tube photo 1.
Nitecore Tube / TUBE

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 Nitecore Tube, then don’t hesite and signal the problem to us.

Nitecore Tube (TUBE) specifications

Rated 4 / 5 based on 1338 user votes.

This Nitecore flashlight offers portability, versatility, and reliability in providing illumination.


Weight9.6 g
Length56.5 mm
Head diameter21 mm

The 9.6 g flashlight would be considered extremely lightweight for a handheld flashlight. The ideal length of a flashlight depends on personal preference, intended use, and the specific features and functionality you're looking for. This flashlight offers a wide array of color options, allowing you to choose from a diverse range of hues to suit your personal style and preferences.


Emitterunspecified LED
Color temperature5000 K
Switchelectronic side

Color temperature is a characteristic of light. It is used to quantify the color appearance of light sources, particularly white light. Electronic switches on this flashlight provide a range of advantages and additional features compared to mechanical switches.


Flux45 lm
Intensity150 cd
Throw24 m
CD/LM factor3.33

If you mainly need a flashlight for basic tasks like finding keys, navigating in dimly lit areas, or occasional use around the house, 45 lm can be adequate. 150 cd can provide a reasonable level of luminous intensity for many everyday lighting tasks. The throw distance refers to the maximum distance at which the flashlight can effectively illuminate an object or target. The cd/lm factor (candela-to-lumen ratio) provides information about how concentrated or focused the light output of a light source is.


Modes2 modes
Mode memoryno
Ramping modeno

Modes on a flashlight refer to different output settings or levels of brightness that can be selected to suit different needs and preferences.


Batteryintegrated Li-Ion battery
Battery indicatorno
Charger portmicroUSB
Thermal regulationno
Impact resistance1 m

The Nitecore Tube flashlight is powered by integrated Li-Ion battery. USB rechargeable flashlights have become increasingly popular in recent years due to their convenience and sustainability. The Tube 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. The "6" in the IP65 rating represents the level of protection against solid objects, specifically dust and foreign particles.

The IP65 rating indicates that the flashlight has a protection against water jets. The Tube flashlight proudly boasts an exceptional impact resistance rating of 1 m.


Package contentskeyring

The performance of the Nitecore Tube 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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