The ECS-290 is a "emergency charge system" that utilizes a Bendix King style clam shell battery holder and a unique molded adapter on the top that will enable the user to plug in any standard 12 volt cigarette charging device such as cell phones, PDA device, iPOD, DVD players, GPS

These are a must for any departments backup emergenacy power plan in the event of earthquake, storms, fires, or extended times away on duty in the field for firefighers