Streamlight ProTac 2L-X USB size & dimensions
Streamlight ProTac 2L-X USB shown at true scale next to an 18650 cell. Add another light to compare.
Specs
| Streamlight ProTac 2L-X USB Check price ↗ | |
| Length | 130.6 mm (5.14 in) |
| Head / width | 26.9 mm (1.06 in) |
| Body | 23.9 mm (0.94 in) |
| Weight | 125 g with battery |
| Battery | 18650 / 2x CR123A |
| Max output | 500 lm |
| Throw | — |
| Type | EDC |
| Price | $83.05 at batteryjunction.com, as of Nov 4, 2026 |
| Source | batteryjunction.com sourced |
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Size in everyday terms
The Streamlight ProTac 2L-X USB is 130.6 mm (5.14 in) long and 26.9 mm (1.06 in) across at its widest point. That is about 1.5 times the length of a credit card (85.6 mm), or about 2.6 AA batteries end to end (50.5 mm each). Its widest point is 2.7 mm wider than a US quarter (24.26 mm). Next to a phone the size of an iPhone 15 (147.6 mm tall) it is 88% as long.
How it ranks
Among the 136 EDC lights in our catalog, the Streamlight ProTac 2L-X USB is the 94th shortest, 104th brightest of 118 with a published output.
Battery, output and weight
The Streamlight ProTac 2L-X USB runs on removable 18650 / 2x CR123A batteries. The manufacturer rates its maximum output at 500 lm. Listed weight is 125 g (with battery). When we checked on Nov 4, 2026, it was $83.05 at batteryjunction.com.
Streamlight ProTac 2L-X USB vs…
ProTac 2L-X USB FAQ
How big is the Streamlight ProTac 2L-X USB?
The Streamlight ProTac 2L-X USB is 130.6 mm (5.14 in) long and 26.9 mm (1.06 in) across at its widest point. That is about 1.5 times the length of a credit card (85.6 mm), or about 2.6 AA batteries end to end (50.5 mm each). Its widest point is 2.7 mm wider than a US quarter (24.26 mm). Next to a phone the size of an iPhone 15 (147.6 mm tall) it is 88% as long.
What battery does the Streamlight ProTac 2L-X USB use?
The Streamlight ProTac 2L-X USB runs on removable 18650 / 2x CR123A batteries.
How bright is the Streamlight ProTac 2L-X USB?
The manufacturer rates the Streamlight ProTac 2L-X USB at 500 lm maximum output.
More Streamlight lights
See also: Best EDC flashlights
Sources
- Streamlight ProTac 2L-X USB: specs from manufacturer published specs as listed by batteryjunction.com. Price $83.05 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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