Description Specially designed for home and office use. Battery-powered timer switch automatically releases scent in user-selectable 9-, 18- or 36-minute intervals. Consistent release method provides a light, fresh fragrance to an entire room. Runs on two AA batteries. Wall mountable. Refillable with any fragrance 6.17-oz. Freshmatic® Ultra Refill. 6.3w x 3.9d x 8.6h. Starter kit includes automatic spray unit, one 6.17-oz. can of fragrance spray and two AA batteries. 4 kits per case.