Auto Flash Detect Mode & Auto Bright Mode; The Sea Dragon 3000 Auto’s Auto Flash Detect Mode turns the light off for one second when an external flash is detected. This assures a well lit photo and prevents shadows in your images. Auto Flash Detect Mode can also be turned off if this feature is not desired. The Sea Dragon 3000F (The “F” stands for Flood beam) brightness can be adjusted manually or automatically with its built-in photocell light sensor. The Auto Bright mode automatically adjusts from 300 to 3000 lumens based on proximity to the subject, helping to preserve your eye’s natural night vision and extending battery life. The light can also be manually adjusted to 100%, 50% or 25% brightness. Red LED “Stealth Mode”; Two integrated 180-lumen red LED’s cast an 88° beam. At night or in caves or shadows, the red LED’s preserve your eyes natural low light function; allowing you to see gauges and your surroundings, at the same time the red LED’s do not frighten fish like skittish reef fishes that disappear from bright underwater LED lights. The red LED’s are powerful enough to assist the camera’s auto focus and will turn off for 1 second when a Strobe/Flash is fired. Easily Expandable; The Sea Dragon 3000F is easy to expand with SeaLife’s Flex-Connect system of trays, grips, arms and adapters. The 3000 can be connected to any underwater camera system using standard ¼-20 tripod or GoPro camera mounts. Flex-Connect ball joint, YS and cold shoe mounts are available making the Sea Dragon 3000 compatible with any underwater camera.