Super Bright White Light Brightness: 10x 1200LM = 12000LM; Blue Light Brightness: 4 x blue R5 = 240LM; Red Light Brightness: 4 x R5 = 240LM. The max diving depth is 80m/262ft under water, max 12000 lumens output make its irradiation distance can reach a range from 984ft/300m to 1640ft/500m(On Land).Wide Beam Angle & Convenient Handle 120 degrees wide beam angle, suitable for underwater photography and supplementary lighting. Utilize 10x White XML2 + 4x XPE Red R5 + 4x XPE Blue R5 LED, creating a great light for viewing all types of sea life. Designed with a tough handle for easy carrry, also convenient for other outdoor activities like camping, fishing, hiking, caving, exploringnight fishingseeking survivaletc7 Modes & 2 Switch White light switch mode (the left power key): High / Middle / Weak / OFF (Long press the button for 2 seconds at any mode)Red and blue light switch Mode (the right power key): Red / Red slow flash / Blue / Red fast flash (double-click the button at any mode) / OFF (Long press the button for 2 seconds at any mode)Power Source This diving flashlight is powered by 4 x 18650 batteries( Batteries are not included). Please note that the flat head 18650 battery is not compatible with this flashlightMulti-protection Function & High safety This diving flashlight is specially designed for underwater use. When used on land for too long, it might get too hot. Over-heat protection function and land high temperature protection function to prevent the flashlight from damageing due to overheat; Reverse polarity protection is to prevent from installing battery wrong