Product Description Material: Plastic Dimensions: 104.3 x 57.8 x 19.9 mm Measuring Points: Wind Speed / Wind Temperature Measuring Range: Wind Speed: 0~30 Meters/second, 1.4~90 kilometers/hour, 0~5860 feet/minute, 0~55 nautical miles/hour, 0~65 miles/hour (Accuracy: 5%) Wind temperature: -10~45o C, 14~113o F (Accuracy: 2o C) Resolution: 0.2C, 0.2m/s Power supply: CR2032 3.0V Color: black + yellow />Quantity: 1 piece Package content: 1 piece * Digital Wind Gauge (with battery) 1.STEADY WIND SPEED MEASUREMENT & HIGH ACCURACY: Wind speed range and wind speed accuracy. Battery is included. 2.MULTIFUNCTIONAL ANEMOMETERDisplay of wind speed, temperature and wind chill in one LCD. Portable digital anemometer measures in 5 units: sm/skm/hft/minmph. Temperature measurement units: c / f 3.SMARTER AND PORTABLE: LCD backlight. Display (12 seconds active by pressing any button). Auto power off: 14 minutes without operation. Low battery indicator. handy palm size, you can keep it in your pocket. 4.MORE ADDITIONAL SPECIFICATIONS THAN OTHERS: Data hold function: via the built-in temperature controller to set the c/f temperature, record and retrieve the Max /Min/Average/Current function. and come with a yellow protective case and wrist strap. 5.Suitable for Various Purposes: Our anemometer is ideal for home use such as measuring wind speed, air blower, CPU computer fan temperature, and can also be used for windsurfing, Sailing, fishing, hang gliding and mountaineering are used. Suitable for power industry, steel industry, petrification industry, manufacturing industry, etc.