$89.69
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D4K 21700 All Copper
The Emisar D4K 21700 All Copper is a 4,800 lm, 0.36 lb flashlight. It runs on 21700.
- Max output
- 4,800 lm
- Beam
- Not published
- Weight
- 0.4 lb · 165 g
- Battery
- 21700
What the data says
- Heavier than most lights its size: 80% of 10 comparable lights weigh less.
Computed from the specs below. How we write summaries.
Full specs
Last verified Oct 5, 2026
Unless marked otherwise, specs are from the manufacturer’s product page (intl-outdoor.com).
| Max output | 4,800 lumens |
|---|---|
| LED | Luminus SST-20 (default option) |
| Color temperature | 6,500 K |
| Battery | 21700 |
|---|---|
| Battery included | No |
| Weight (manufacturer) | 0.36 lb (165 g) |
|---|---|
| Length | 10.3 cm (4.1 in) |
| Head diameter | 2.8 cm (1.1 in) |
| Body | Copper |
| Water rating | IP67 |
| Magnetic tail | No |
|---|
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