UltraBright Diving Light Super bright scuba Diving Flashlight the max output brightness is up to 2000 lumens , Diving Light can be used in maximum 80 meters underwater. 4 Lighting Modes High / Medium / Low / SOS. It allows you to adjust the brightness according to the underwater envIronment. Max running time reaches 2 hours on high , 3 hours on medium & 5 8hours on low setting. Battery & Power Reminder Uses 1 Rechargeable 18650/26650 LiPo battery(Included 1*18650 battery) . Power indicator: 10%100% is green Light during work , 1%10% is red Light. IPX8 Waterproof The Diving Flashlight is IPX8 Waterproof level , a Professional scuba Diving Equipment for scuba Diving & snorkeling enthusiast. Ideal outdoor Flashlight for fishing , Diving , swimming , hiking , sailing , caving. Solid Construction Diving Flashlight Body is made of Militarygrade aviation aluminum AL6061T6 , abrasion & seawater corrosion resistance. Special sealing design & 2 Orings ensure excellent water resistance in high water pressure.