... cameras let law enforcement officers see clearly in total darkness System Overview: Patrol and Command ModelsStart up from stand-by< ... Type4 AA Batteries; NiMH, Li-Ion, or AlkalineBattery Life Operating (Stand-by)>6 Hours on NiMH batteries, (120 hours ... Carrying Pouch, image save function, video save function with real-time stamp, USB2 port enabledAdditional Features in Command Model OnlyStill Image ...