Fenix SD10 930 Lumen CREE XM-L2 T6 LED 100 meter submersible Diving Flashlight with Two EdisonBright CR123A Lithium Batteries 930 lumens max Utilizing Cree XM-L2 (T6) neutral white LED with a lifespan of 50,000 hours 328 feet/100-meter submersible specialized diving light Motion control or twist switch for output selection Locked twist switch to prevent possible flooding by over turning This bundle include two EdisonBright CR123A lithium batteries