The SIG Sauer FOXTROT365XR is a pistol-mounted LED weapon light rated at 550 lumens and 17,000 candela. That candela figure works out to an effective positive identification distance of 45 yards and visual impairment out to 6 yards, both calculated from the published beam data. It runs on 15270 and is rechargeable. It is 4.3 inches long, built from polymer. Measured against the 148 weapon lights in the index, it lands in the dimmest quarter for output (550 lumens), about in the middle for beam intensity (17,000 candela), and on the cheaper side for price ($150). It is one of 54 entries in the index that qualify as a light in the same 500 to 999 lumen class. The closest listed comparison is SIG Sauer FOXTROT2R, the same brand's light in the same 500 to 999 lumen class, priced at $150.

| Series | FOXTROT365XR |
| Light Color | White |
| Emitter Type | LED |
| Lumens | 550 |
| Candela | 17000 |
| Laser | No |
| Effective PID Distance (yds) | 45 |
| Max Effective PID Distance (yds) | 40 to 60 |
| Effective Visual Impairment (yds) | 6 |
| Max Effective Visual Impairment (yds) | 5 to 10 |
| Form Factor | Pistol |
| Battery | 15270 |
| Rechargeable | Yes |
| Material | Polymer |
| Length (in) | 4.3 |
| Average Price | $150 |
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