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Q&A for Streamlight ProTac 1L-1AA Ultra-Compact Flashlight — 7 Questions & 6 Answers

Name Streamlight ProTac 1L-1AA Ultra-Compact Flashlight (4.9)
$89.85 $59.79 Save 33%
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Expert Answer
A
Answered by Armando R., Gear Expert, from IL, United States, on December 09, 2020

No, it will not work as the diameter of the body is .850" and the diameter of the head is .950" which means the mount would technically be too large for this light.

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Q
judge, member, from NC, United States, asked on June 10, 2020

Made in USA?

Expert Answer
A
Answered by Armando R., Gear Expert, from IL, United States, on December 09, 2020

No, these lights are made in China.

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Frosty, member, from WI, United States, asked on April 08, 2020

Is there a M-Lok rail mount available for this light for the AR15 rifle platform?

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A
Answered by Armando R., Gear Expert, from IL, United States, on December 09, 2020

No, this light is meant to be used strictly as a handheld light.

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Q
DizzyWallin, member, from AR, United States, asked on November 03, 2019

For a mount, what is the diameter of the housing for the flashlight?

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A
Answered by Armando R., Gear Expert, from IL, United States, on November 27, 2019

These are the dimensions:

Length: 4.25 in. (10.8 cm); Head diameter: .950 in. (2.41 cm); Barrel diameter: .850 in. (2.16 cm)

Weight:
2.5 oz (71 grams) with CR123 battery;
2.8 oz (79 grams) with “AA” alkaline battery
2.4 oz (68 grams) with “AA” Lithium battery

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Q
Tyler, member, from FL, United States, asked on September 04, 2019

will this work with the surefire pressure pad?

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A
Answered by Jonathan D., Gear Expert, from IL, United States, on October 04, 2019

No, it will not.

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Toos, member, from VA, United States, asked on December 28, 2018

NiMH AA compatible?

Expert Answer
A
Answered by Jonathan D., Gear Expert, from IL, United States, on June 20, 2019

Streamlight recommends either alkaline or lithium batteries.

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Q
J Scott, member, from VA, United States, asked on February 18, 2026

Will this light work with 3.7 volt Li-ion rechargeable CR123 batteries?

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Last updated 2025-11-12 UTC.