Weltool W3Pro Featherless Arrow 505lm In-depth review, Pros and Cons

505 lm output
363375 cd intensity
1 x 21700 Li-Ion battery

The Weltool W3Pro Featherless Arrow (W3PRO) released in 2020. It uses LEP, LEP reflector and 1 x 21700 Li-Ion battery. The powerful emitter in this flashlight provides up to 505 lm output, 363375 cd intensity, and a beam distance of 1206 m.

The W3Pro Featherless Arrow flashlight is an indispensable tool in various situations, from everyday tasks and outdoor adventures to emergency preparedness and professional use. The W3Pro Featherless Arrow LEP flashlights is known for its exceptional beam throw distance. It can project light over significant distances, exceeding the capabilities of traditional LED flashlights. This light has 2 modes of lighting. Without mode memory, each time you turn on the W3Pro Featherless Arrow, it will start from the default or first mode in the sequence.

Weltool W3Pro Featherless Arrow (W3PRO) pictures

Weltool W3Pro Featherless Arrow / W3PRO photo
Weltool W3Pro Featherless Arrow / W3PRO photo
Weltool W3Pro Featherless Arrow / W3PRO

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 Weltool W3Pro Featherless Arrow, then don’t hesite and signal the problem to us.

Weltool W3Pro Featherless Arrow (W3PRO) specifications

NameW3Pro Featherless Arrow
Rated 3/5 based on 1089 user votes.

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


Weight170.5 g
Length158 mm
Body diameter26.5 mm
Head diameter33 mm
Materialaluminium alloy body with HAIII hard-anodized finish

The W3Pro Featherless Arrow generally comfortable to hold for extended periods and easy to carry in pockets or bags. The length of a flashlight can also impact its balance and weight distribution. A well-balanced flashlight, where the weight is evenly distributed, can be more comfortable to hold for longer periods and reduce hand fatigue. Aluminium is a lightweight material, which is beneficial for W3Pro Featherless Arrow flashlight.

HAIII coating is widely used in the flashlight industry due to its durability, corrosion resistance, improved grip, and aesthetic appeal. This flashlight comes in a sleek black color option.


Color temperature6500 K
Lenstoughtened AR coated glass
Switchmechanical rear

The W3Pro Featherless Arrow utilizes a LEP emitter. LEP light sources can generate a high-intensity beam of light, making them suitable for applications that require long-range illumination or focused lighting. Warm white light is generally considered more comfortable and less harsh on the eyes compared to cool white light. The AR coating of the lens helps to mitigate these reflections by altering the refractive index of the lens surface.

The W3Pro Featherless Arrow has mechanical switch. Mechanical switches often offer tactile feedback, allowing users to feel a distinct click or resistance when the switch is pressed. This feedback helps users confirm that the switch has been activated or deactivated, providing a reassuring sense of control and awareness. The placement of the rear switch at the end of the W3Pro Featherless Arrow flashlight facilitates a secure forward grip. This grip allows for better control and handling of the flashlight, especially in situations where precision and stability are important.


Flux505 lm
Intensity363375 cd
Throw1206 m
CD/LM factor719.55

If you mainly need a flashlight for basic tasks like finding keys, navigating in dimly lit areas, or occasional use around the house, 505 lm can be adequate. The W3Pro Featherless Arrow is a 363375 cd flashlight. Flashlights with extremely high luminous intensity often require significant power and generate more heat due to the increased energy output. The throw distance refers to the maximum distance at which the flashlight can effectively illuminate an object or target. The stated throw distance typically indicates the point at which the brightness falls below a specified threshold, such as 0.25 lux. The candela per lumen (cd/lm) ratio can be used to determine if a flashlight has a spot or flood type beam. Well-focused spot beams can be over 100 cd/lm, tactical flashlights are typically between 20-100 cd/lm, and work lights are less than 10 cd/lm.


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.


Battery1 x 21700 Li-Ion battery
Battery indicatorno
Charger portno
Thermal regulationyes
Impact resistance1 m

The power source of the W3Pro Featherless Arrow flashlight is 1 x 21700 Li-Ion battery, providing reliable and long-lasting energy for optimal performance. The W3Pro Featherless Arrow doesn't have charger port. A charger port is a designated connection point or interface where you can plug in a charger to recharge the flashlight's battery. When the W3Pro Featherless Arrow flashlight detects that the voltage of the battery has dropped to a certain threshold, it automatically reduces or cuts off the power output to prevent further discharge. This helps to preserve the battery's capacity and prevent it from reaching a critically low voltage level.

The W3Pro Featherless Arrow has thermal protection feature. The thermal protection mechanisms are designed to monitor and regulate the temperature of the flashlight during operation. This feature helps prevent overheating, which can be detrimental to the flashlight's performance, battery, and overall safety. The "6" in the IP67 rating represents the level of protection against solid objects, specifically dust and foreign particles. It indicates that the W3Pro Featherless Arrow flashlight, is fully protected against the entry of dust and other solid objects.

The "7" in the IP67 rating indicates that the W3Pro Featherless Arrow flashlight, can withstand being submerged in water up to a certain depth for a limited time without being damaged. The W3Pro Featherless Arrow flashlight proudly boasts an exceptional impact resistance rating of 1 m.


Package contents21700 battery with USB Type-C
USB Type-C cable
spare o-ring

The included battery is selected to meet the specific power requirements of the W3Pro Featherless Arrow flashlight, ensuring reliable and efficient operation. The clip provides flexibility in how you carry your flashlight. Regularly replacing worn or damaged O-rings helps maintain the overall durability and performance of the flashlight.

The performance of the Weltool W3Pro Featherless Arrow 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.

Weltool W3Pro Featherless Arrow (W3PRO) comparisons

According to our statistics, the Weltool W3Pro Featherless Arrow flashlight was most often compared on our site with the following flashlights.

Weltool T5 Stumpy Tiger (T5) Weltool T5 Stumpy Tiger Weltool W4 Dragon in Clouds (W4) Weltool W4 Dragon in Clouds Weltool W3Pro Featherless Arrow (W3PRO) Weltool W3Pro Featherless Arrow Weltool T7 Flower-necked Tiger (T7) Weltool T7 Flower-necked Tiger

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