Wireless Air Transmitter, Compass, 3 Gas Switch, Depth 199m, Time. The all-in-one dive wristop, features wireless air integration to monitor tank pressure and air consumption data from your wrist. Digital compass functions on land or underwater. Suunto Deep Stop RGBM provides iterative deep stops, and optional PC Interface downloads logs for further analysis. Maximum depth display 199m. Dual-time and alarms. Available with or without wireless transmitter. Material: Stainless Steel / Elastomer (Also Model: Suunto SS011245300)