The display has a similar character size to many of the largest varios and its high contrast custom LCD is easy to read even in bright sunlight, yet it only weighs 28 grams and measures just 37mm across (excluding strap) making it the world’s lightest and smallest multifunction altivario! 1ft resolution altimeter, max 19,999 ft with Metres/mixed settings. Sensitive, loud vario QNE, QFE, QNH altimeter references with pressure/height settings. Barometric pressure Barometric trend (for predicting weather changes) G-meter, Max G-meter (Plus version) Vario averager 5-60 seconds Temperature C/F Max lift Max Altitude (permanently stored until reset) Max Sink Minimum altitude Battery level/voltage Time clock Alarm timer Stopwatch with auto auto flight timer Volume control Vario threshold settings Damping factor setting Pace (vario tone scale adjustment) Unique electronic serial number Rechargable, charger supplied Audio headphone socket 28 grams 37x37mm Mounting The Micro Alti can be mounted on your risers or on your wrist, and the stretch Velcro strap is long enough to go over a coat. We also supply adhesive Velcro pads that will stick to most surfaces and can be sewn onto clothing or it can be panel mounted. Mode switch The mode switch allows the Micro Alti to be used in power saving mode (displaying just the altitude and time). This is particularly useful if you hike and fly! The mode switch will mute the vario in the middle position. S+W Verdict: "super nice watch vario, simple is good!"