The Fox Labs Pepper Spray is the world's strongest and hottest pepper spray that produces 5.3 million SHU (Scoville Heat Units). Each 1.5 ounce canister emits a heavy stream pattern with a range of 17-20 feet and has 18 powerful half-second bursts. The product prevents accidental usage with its spring-loaded flip top. This is the weapon of choice by law enforcement officials because of its non-flammable pepper spray that is compatible with Taser and ECD. Arm yourself today with the powerful and effective self-defense tool. This product measures 4" x 1 1/4" and has a 3 year shelf life.