2300 lumens (12 battteries, double burn time) were applied to this dive light; CL2300 canister dive light is one of our canister technical dive lights, but with a number of great features and upgrades from original one. 1.5 meters cord is freer to move around and a push-up magnetic switch mechanism on head is replaced comparing the tradition. A focused 8 degree hot sport beam is good for technical divers. This dive light comes along with a battery canister; the lithium battery pack is replaceable. This canister dive light is powered by ICR18650 x 12. 3 modes Low, Mid and Hi provide users different output options with low power reminder.