CB11000PBRC Li ion Rechargeable Battery High Power LED Video Light with High Color Rendering Index with Blue Light with Remote Control Option. The Bigblue CB-11000PBRC LED Aluminum Video Light System delivers a stunning 10,000 lumens light output through COB LED, and an 120 degree perfectly even light spot. The 5000K warm white light reflects the true vibrant colors of the surrounding while diving. The light built-in 6 pieces Red LED to enhance focusing performance. The light built-in 8 pieces Blue LED for fluorodiving performance. 3 levels of brightness for cool white mode, 3 levels of brightness for blue color light, Red color and SOS controlled by a reliable push button with battery indicator. The 21700x4 rechargeable Li-ion battery pack comes with a smart charger enabling you to charge the battery in a few hours. The 6 steps power adjustment lets you choose between three output levels - III at 100% , II at 50% or I at 25% for cool white mode or blue color light. Replaceable 21700 Li ion rechargeable battery pack BATCELL21700X4. Comes with lanyard and yellow plate for better fluorodiving performance. Optical Fibre and Controller Kit Set sold separately. Comes with with ball joint and lantern grip.