This model provides both functional and aesthetic performance. For function, it has both empty can and battery low LED warning lights, 7.5-15-30 minute interval settings, an easy access can door, battery door and keyless lock. It is an open system which accommodates most current manufacturers of metered aerosol cans. Operates for a year on two alkaline D-Cell batteries. Material(s): Plastic; Color(s): Gray. ~ Includes one automatic dispenser with installation hardware.AMR995. 995. Misty Misty Automated Metered Aerosol Dispenser Model I, Gray.