Control or disperse a crowd by using the Fox Labs Pepper Spray Grenade. One 1.5 oz. unit will discharge fully within 10 seconds. The grenade also releases UV dye that will be visible under ultraviolet light. Fox Labs Pepper Spray is known for its maximum effectiveness as it contains 5.3 million SHU (Scoville Heat Units)” making it the strongest pepper spray on the market. The Fox Labs Pepper Spray Grenade can be used as a throwing grenade or as a regular spraying unit. When used as a regular throwing unit” each canister contains 10-12 half-second bursts. When used as a grenade” it discharges fully within 10 seconds and spins in a 360-degree disbursement circle. The product measures 4″ T x 1 1/2″ D and has a 3-year shelf life.