1. Professional diver diving flashlight
2. Utilizes the latest L2 LED for a maximum output of up to 1000 lumens
3. Constant current stepless dimming for a variety of occasions.
4. Use 1 x 18650 or 1 x 28650 battery(not included the battery)
5. It is made of metal + glass material
6. Anti-shortcut design prevents accidental damage to internal electronics
7. Waterproof: 50m