Overview Built in Switzerland, the skywatch Xplorer 3 windmeter is a extremely accurate way to measure the wind and know exactly what size kite to rig up. Small and compact, the Xplorer 3 is one of the easiest ways to know what the wind is doing before you hit the water. Indicates: -Windspeed -Maximum windspeed -Temperature -Windchill factor -Digital compass Features -Dimension: 3.5 x 1.5 x 0.75 in, 2 oz. (41 x 93 x 17 mm, 50 g) -One button operation -EL Backlight -Completely sealed; internal sensors -Weatherproof (can be submerged 6 feet) -Replaceable Lithium battery (included and installed) -Stainless steel back -Auto-off after one minute (can be disabled to remain on) -Included lanyard -One year warranty - Designed in Switzerland.