Strobe Shocks Catalogue app is a free and out of data mobile app. The catalogue is downloaded to your device soon after you have installed the app. You are free to download the latest catalogue and any other time as long as you have a working internet connection. The Strobe is a blend of Taiwanese-German technology that through research and development has built a durable heat resistant casing bottling nitrogen gas whose movement is restricted by the impervious NOK seal.