Big-D Metered Dispenser Starter Kit,w/Gray Dispenser/3 Fragrances Starter kit includes metered aerosol dispenser, three difference fragrances (Mountain Air, Fresh Linen and Spiced Tea). The fully programmable unit permits customized start and stop options. The LED clock is set to 24-hour military time to ensure accuracy. May be programmed for either five-day or seven-day service. Spray intervals may be set from 1 to 60 per hour, allowing more controlled use of the product. Covers up to 6,000 cubic feet. Includes two D-size batteries.