1. High grade aluminum alloy, surface hard anode oxidation treatment.
2. High lumens output, low heat and environmentally friendly.
3. MCU/magnetic switch, sliding MCU switch can adjust brightness 0% to 100%.
4. Constant current output, powered by 2 x 3.7V 18650 batteries (not included)
5. 1 x CREE XM-L2 LED bead, brightness up to 1000 lumens.
6. It can be used for 3 hour at 100% brightness, 5 hours at 50% brightness, and 10 hours at 10% brightness.
7. Suitable for underwater snorkeling, spearfishing, lobster hunting, underwater photography.
8. Size: 45x30x200mm.
9. Diving depth: Up to 50m.