Streamlight Stinger 2020 flashlight review

unspecified LED
2000 lm output
25000 cd intensity
integrated Li-Ion battery

The Streamlight Stinger 2020 flashlight released in 2020. It uses unspecified LED, SMO reflector and integrated Li-Ion battery. The powerful emitter in this flashlight provides up to 2000 lm output, 25000 cd intensity, and a beam distance of 316 m.

Curious to know if the Streamlight's flashlight is top-notch? Stay tuned for the answer!

Table of Contents

The content of this article reflects our own experiences and viewpoints. We aim to offer insights on a topic, and we hope others find it helpful and motivating. Additionally, we make every effort to provide accurate and comprehensive coverage. If you found an error or something lacking in the specifications for the Streamlight Stinger 2020, then tell us.

Streamlight Stinger 2020 / STINGER2020

The Stinger 2020 is an impressive flashlight that offers both power and reliability. Its robust build and outstanding illumination make it a versatile lighting instrument. This light has 3 modes of lighting. Without mode memory, this flashlight always starts in the default mode. The strobe function produces a high-frequency flashing light pattern. It disorients or distracts potential threats or aggressors.

Streamlight Stinger 2020 specifications

NameStinger 2020
Rated 3 / 5 based on 1531 user votes.

This Streamlight flashlight is compact and handheld. It is easy to carry and maneuver.

Streamlight Stinger 2020 / 2

Body, materials, weight, colors

Weight348.7 g
Length194.8 mm
Head diameter41.1 mm
Materialaluminium alloy with HAIII hard-anodized finish

Flashlights in this weight range (348.7 g) may have features. They include extended battery life, intense brightness, and rugged construction for heavy-duty use. Consider the length of the flashlight. It should fit comfortably in your chosen way to carry it. The aluminum bodies can be anodized. This adds a protective layer and a wide range of color options for flashlight bodies. HAIII is a specific anodizing process. It creates a thicker and harder oxide layer than regular anodizing. This flashlight features a captivating black color.

Streamlight Stinger 2020 / 1

System, LED, lens, reflector

Emitterunspecified LED
Color temperature6500 K
Lenstoughtened AR coated glass
Switchdual electronic side, electronic rear

The color temperature choice depends on the light's use and personal taste. The Stinger 2020 uses a smooth reflector. A smooth reflector is different from an orange peel reflector. It has a polished, mirror-like surface. The AR coating on the lens maximizes light transmission. This makes the flashlight more effective in darker environments. The Stinger 2020 uses multiple switches. The switches' placement and design determine this. They allow for one-handed operation.

Some flashlights with electronic switches have programmable features. They allow users to customize the behavior of the flashlight. Rear switches are common on tactical flashlights. Law enforcement, military, and self-defense personnel use them.

Streamlight Stinger 2020 / 3

Performance, flux, intensity, throw

Flux2000 lm
Intensity25000 cd
Throw316 m
CD/LM factor12.5

The 2000 lm output of Stinger 2020 provides great flexibility. You can adjust the brightness to fit different needs. The Stinger 2020 flashlight has 25000 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.

Software, user interface, modes

Modes3 modes
Mode memoryno
Ramping modeno

A flashlight's modes are different output settings or brightness levels. They can be chosen to meet different needs and preferences. Strobe mode on Stinger 2020 flashlight produces a rapid, repeated flashing of light.

Features, battery, protections

Batteryintegrated Li-Ion battery
Battery indicatorno
Charger portno
Thermal regulationno

The Stinger 2020 flashlight utilizes integrated Li-Ion battery as its power source. The Stinger 2020 doesn't have charger port. The Stinger 2020 flashlight lacks built-in LVP. You should use a protected battery to prevent over-discharging. Flashlights without thermal protection may be more susceptible to overheating under extreme conditions. The "7" in the IPx7 rating shows that the flashlight can survive being submerged in water. It can withstand a certain depth for a limited time without getting damaged.

Accessories, package contents

Package contents1 x SL-B26 battery pack

The included battery is picked by the manufacturer. It is picked for the best compatibility and performance with the Stinger 2020 flashlight.

According to the ANSI/NEMA FL1 Standard, we measure the performance of the Stinger 2020 flashlight 30 seconds after switching on the light. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

Conclusion, pros and cons

This Streamlight flashlight, like any other, has its strengths and weaknesses. Let's take a close look at both sides to understand this flashlight better. I share my thoughts on its standout features and the parts that might need improvement. Keep in mind, these are just my opinions, and you might have a different perspective.


  • aluminium body
  • AR coated lens
  • side switch
  • tactical switch
  • adequate performance
  • super bright
  • multiple modes
  • tactical strobe
  • integrated battery
  • waterproof
  • battery included


  • unspecified LED
  • cool light
  • no mode memory
  • no battery indicator
  • no built-in charger
  • no LVP
  • no thermal regulation
  • no auxiliary LEDs
  • non-magnetic


Streamlight Stinger 2020 / STINGER2020 photo 1.
Streamlight Stinger 2020 / STINGER2020 photo 2.
Streamlight Stinger 2020 / STINGER2020 photo 3.
Streamlight Stinger 2020 / STINGER2020 photo 4.
Streamlight Stinger 2020 / STINGER2020

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David Hagon
I love bushcraft and flashlights. I find joy in mastering wilderness survival skills and exploring the realm of illuminating gadgets. Bushcraft isn't just fun, it's a learning journey. I form a strong bond with nature. It's more than a hobby, it enriches me in practical and spiritual ways.
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