Aidisun 2000LM XM-L T6 LED Torch Waterproof Diving Flashlight with a Charger and a Rechargeable Battery Yellow XM-L T6 Led brightness comes up to 2000 lumens , Less power consumption and extend the life the service life. A great diving flashlight. Waterproof up to 50 meters submerged, specially designed for diving. Power by: 1 x 18650 Rechargeable batteries with wristband to make a convenient diving. Internal wiring high efficient booster circuit can use the batteries to the largest extent. Widely used in biking, camping, backpacking, hunting, fishing Hard anodized finish Ultra-deep trench structure with skid-proof effect is excellent when diving.