Mares Quad CI w/Transmiter Bühlmann ZH-L16C algorithm with customizable gradient factors Alternate gradient factors and ceil-con decompression Air, nitrox, trimix, bottom timer 8-color, high-resolution MIP display with jumbo-sized information Full-tilt digital compass with bearing memory and a stopwatch Hoseless tank data integration for up to five transmitters Color-coded tank pressure and saturation level for at-a-glance readability Bottom timer mode with resettable average depth and stopwatch Decompression dive planner with additional surface interval function Logbook capacity: 100 hours of dive profile at a 5-second sampling rate Smart battery management system with 20 hours dive time per full charge (30 hours without transmitter) Charging via clip and USB cable, 500 charging cycl.