Asafee DIV01V Professional 120 Degree Beam Angle Underwater 200m CREE XM-L2 LED Diving Video Light Flashlight Product Description: This handheld dive video flashlight utilizes the USA CREE XM-L2(U4) LED, providing max output of 1050 lumens with a lifespan of over 50,000 hours. Featuring a twist on/off switch at head, very easy to operate and powered by 3*C size batteries providing 8 hours of runtime. Sealed and protected with 3 O-rings, constructed with 5mm toughened glass allows this light to be taken underwater to a maximum depth of 200m. Has an 120 degree beam angle, making this light absolutely the best choice as your underwater video light. Parameters: LED: Cree XM L2 U4 120 degree beam angle Lumens: 1050 LM Working voltage:3-4.5V Battery:3 x C (don't include) Runtime: 8hrs Led lifespan:Over 50000hrs Waterproof:200M Size: 46(Head dia) x 34(Body dia) x 35(Tail dia) Length:210(Length)mm Weight:285(without battery) Powered by 3 x C size batteries,2 x 18650 , 2 x 26650 Head rotary switch Pakage Content: 1 x Diving torch(not include battery) 3 x spare O-rings 1 x lanyard 1 x user manual 1 x Neutral box Important Notice: 1.Please turn on the light before dive,make sure the switch must screw very tightly. 2.Please clean the flashlight by fresh water after each diving. 3.Please lubricate the switch threads and O-rings after each diving. 4.Do mot drop the flashlights on sand,in case the sand go into the switch and threads. 5.Please take out the batteries if you do not use the flashlight for a long time.