Fox Labs 5,300,000 SHU Police Pepper Spray 3 Ounce Grenade Police strength world's hottest 5.3 million SHU (Scoville Heat Units) pepper spray with UV dye Used worldwide by police officers, law enforcement agencies, security guards, and military agencies 3 oz can fires 10 to 12 one second bursts of a non-flammable heavy stream pattern if used as spray Lock-On continuous discharge grenade top spins in 360 degrees and fully releases spray in 10 seconds Measures 5.75" tall by 1.5" diameter and has a 3 year shelf life from manufacture date stamp on can