Simple, Intuitive Layout, Easy to Navigate diving computer for everyday diver. Embark on your adventure into diving with Shearwater. The Peregrine is a simple and easily accessible, full colour, multi-gas dive computer. The Peregrine is your ideal companion for many adventures to come. The Peregrine is best suited for Air and Nitrox divers that want a great screen at an exceptional value with a simplified feature set. Multiple Diving Modes: Air, Nitrox, 3 Gas Nitrox, Gauge Easy-to-read display. 2.2LCD display with vivid, enhanced colour range and saturation. Simplified diving modes and full decompression support. Uses Bühlmann ZHL-16C with gradient factors. Shearwater dive computers never lockout for dive plan deviations. Quick NDL Planner and full decompression planner built in.  Simple to navigate, state-aware menu structure. 316 stainless steel buttons.  Battery life per charge is up to about 30 hours on medium brightness level. USB wireless charging station is included. Enables y