TM
Nitecore TM39
The Nitecore TM39 is a round-body LED handheld light rated at 5,200 lumens and 1,125,000 candela. That candela figure works out to an effective positive identification distance of 367 yards and visual impairment out to 52 yards, both calculated from the published beam data. It runs on 21700 and is rechargeable. It weighs 25.8 oz in an aluminum body 10.6 inches long. Measured against the 362 handheld lights in the index, it lands in the brightest quarter for output (5,200 lumens), among the most intense 10 percent for beam intensity (1,125,000 candela), among the heaviest 10 percent for weight (25.8 oz), and among the most expensive 10 percent for price ($400). It is one of 71 entries in the index that qualify as a light in the same 4,000 lumen and up class. The closest listed comparison is Nitecore TM20K, the same brand's light in the same 4,000 lumen and up class, priced at $300.
| Series | TM |
| Light Color | White |
| Emitter Type | LED |
| Lumens | 5200 |
| Candela | 1125000 |
| Effective PID Distance (yds) | 367 |
| Max Effective PID Distance (yds) | 80+ |
| Effective Visual Impairment (yds) | 52 |
| Max Effective Visual Impairment (yds) | 15+ |
| Battery | 21700 |
| Rechargeable | Yes |
| Material | Aluminum |
| Weight (oz) | 25.8 |
| Bezel Diameter (in) | 3.5 |
| Length (in) | 10.6 |
| Country of Manufacture | China |
| Average Price | $400 |
| Form Factor | Round |
| Laser | No |
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