Nitecore UM20
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| Description: | Battery type: Li-Ion, size: 14500, 16340, 17670, 18350, 18490, 18650, number of battery locations: 2, powered by USB |
| Peculiarities: | USB output, built-in display |
| Battery type: | Li-Ion |
| Nutrition: | From USB |
| Number of charging channels: | 2 |
| Number of places for batteries: | 2 |
| Battery size: | 14500, 16340, 17670, 18350, 18490, 18650 |