The Proflate is Innovations' most technical cupped CO2 inflator. The weather-proofed nozzle instantly fits Presta / Schraeder valves and then locks on during inflation. Ergonomic trigger controlled inflation ensures total comfort and ease of use. A unique pressure indicator shows when the cartridge is punctured and ready to inflate. Compatible with the most economical 16g non-threaded cartridges only, one of which is included.