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Acebeam T21 1500lm review. Is it worth it in 2023?

2018
Cree XP-L HI LED
1500 lm output
275500 cd intensity
2 x 18650 Li-Ion batteries

The Acebeam T21 (T21) released in 2018. It uses Cree XP-L HI LED, SMO reflector and 2 x 18650 Li-Ion batteries. The powerful emitter in this flashlight provides up to 1500 lm output, 275500 cd intensity, and a beam distance of 1050 m.

The T21 flashlight is an essential tools for emergency preparedness. In situations like natural disasters or blackouts, when electricity is unavailable, a flashlight becomes crucial for navigating dark areas, locating supplies, or signaling for help. This light has 5 modes of lighting. Instead of having to cycle through multiple modes to find the desired setting, mode memory of T21 ensures that the flashlight starts in the mode you prefer or need. The strobe function of T21 produces a high-frequency flashing light pattern that is designed to disorient or distract potential threats or aggressors.

Table of contents:

Acebeam T21 (T21) specifications

BrandAcebeam
NameT21
TypeT21
Rating
Rated 4/5 based on 1102 user votes.
Launch2018
Formflashlight

Flashlights are compact and lightweight, making them highly portable. They can easily fit into pockets, backpacks, or glove compartments, allowing you to carry them wherever you go.

Body

Weight286 g
Length251 mm
Body diameter25.4 mm
Head diameter70 mm
Materialaluminium alloy with HAIII hard-anodized finish
Colorsblack

This 286 g flashlight is not excessively heavy, but it is noticeably heavier than the average weight for handheld flashlights. The length of a flashlight can affect how it feels in your hand and how you can grip and maneuver it. A longer flashlight may provide a more substantial grip, making it easier to hold and control, especially if you have larger hands. Aluminium body of T21 is known for its durability and strength. It offers excellent resistance to impacts, scratches, and corrosion, making it suitable for rugged outdoor use or in demanding environments.

The HAIII process produces a hard and wear-resistant surface on the aluminum, making it more resistant to scratches, abrasions, and impacts. This improves the overall durability of the flashlight body. The T21 flashlight is available in black.

System

EmitterCree XP-L HI LED
Color temperature6500 K
ReflectorSMO
Lenstoughtened AR coated glass
Switchelectronic side, mechanical rear

Cree LEDs are commonly used in a wide range of lighting applications. Their products are trusted by lighting professionals and have gained a strong reputation for quality and performance. The choice of color temperature depends on the specific lighting application and personal preferences. With the smooth reflector of the T21, the beam tends to have a well-defined hotspot at the center, which provides a concentrated beam of light for long-range applications.

This flashlight has an AR coated lens. This Anti-Reflective coating is a thin optical coating applied to the surface of the lens to minimize reflections and improve light transmission. The multiple switch configuration on the T21 flashlight can be a useful option, providing additional versatility and convenience in operating the flashlight. The T21 has electronic switch. Some flashlights with electronic switches have programmable features that allow users to customize the behavior of the flashlight. This may include setting specific modes, configuring brightness levels, or enabling unique functions according to individual preferences.

The T21 has mechanical switch. Mechanical switches are known for their durability and reliability. They are typically built with robust construction, making them resistant to wear and tear, and capable of enduring various environmental conditions. With a rear switch of T21 flashlight, the operation of the flashlight is often straightforward and easy to grasp. A simple press or click of the rear switch turns the flashlight on or off, eliminating the need for complex button combinations or multi-step processes.

Performance

Flux1500 lm
Intensity275500 cd
Throw1050 m
CD/LM factor183.67

With 1500 lm, the T21 flashlight will offer a brighter and more powerful beam of light. This higher output can be advantageous in various situations where you require enhanced visibility or need to illuminate larger areas. With 275500 cd, this Acebeam flashlight will produce an extremely intense and powerful beam of light. It will provide an unparalleled level of brightness and visibility, capable of illuminating objects or areas with exceptional clarity even at very long distances.

The throw is the calculated distance in meters at which the flashlight produces a light intensity of 0.25 lux. The cd/lm factor (candela-to-lumen ratio) provides information about how concentrated or focused the light output of a light source is. A higher cd/lm ratio indicates that the light is more concentrated in a specific direction, while a lower ratio indicates a more diffused or spread-out light output.

Software

Modes5 modes
Mode memoryyes
Ramping modeno
Strobeyes
SOS/Beaconno

Modes on a flashlight refer to different output settings or levels of brightness that can be selected to suit different needs and preferences. The T21 has mode memory. Mode memory means that the flashlight will remember the mode you were using when the light was last turned off, and when you turn it on again. Strobe mode on T21 flashlight produces a rapid, repeated flashing of light. It can be used for signaling purposes, self-defense, or attracting attention in emergency situations.

Features

Battery2 x 18650 Li-Ion batteries
Battery indicatoryes
Charger portno
LVPyes
Thermal regulationyes
ProtectionIPx8
AUX LEDsno
Magneticno

The T21 flashlight utilizes 2 x 18650 Li-Ion batteries as its power source. The T21 has a battery indicator. A battery indicator is a feature that provides information about the remaining power level of the flashlight's battery. It helps users monitor the battery status and estimate how much runtime they have left before the battery needs to be recharged or replaced. The T21 cannot charge batteries directly. You may need an external charger to keep your battery going.

LVP (Low Voltage Protection) is designed to protect the battery from being over-discharged, which can lead to reduced battery life or even permanent damage. The built-in thermal control automatically adjusts brightness output to prevent overheating. The "8" in the IPx8 rating indicates the highest level of protection against water ingress.

Accessories

Package contents2 x spare o-rings
lanyard
nylon holster
spare rubber cover

The package includes a holster to safely store your flashlight. By securing the flashlight with a lanyard, you can free up your hands for other tasks while keeping the flashlight within reach. Having spare O-rings allows you to replace them as needed, ensuring that the flashlight maintains its water-tight seal and remains protected from moisture or water ingress.

The performance of the Acebeam T21 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.

The specifications above 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 Acebeam T21, then don’t hesite and signal the problem to us.

Acebeam T21 (T21) pictures

Acebeam T21 / T21 photo
Acebeam T21 / T21 photo
Acebeam T21 / T21 photo
Acebeam T21 / T21

Acebeam T21 (T21) comparisons

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