Specification:Material: PlasticColor: Black + YellowDisplay: LCDMeasurement: Wind SpeedWind Speed: 0 to 30 m/sWind Accuracy: ±5%Temperature: -10 to +45в„ѓ / 14 to 113℉Temperature Accuracy: 2в„ѓ / 35.6℉Wind Chill Indication: YesC / F Selection: YesLCD Backlight: YesResolution: 0.2m/s, 0.2в„ѓ / 32.36℉Storage Temperature: -40 to +60°C / -40 to 140℉Current Consumption: About 3mAOperating Humidity: Less than or equal to 90% RHPower Source: 1x CR2032 3V Li Battery (included)Size: 49 x 21 x 112.1 mm / 1.93 x 0.83 x 4.41 inch (appr.) Wind Speed:Speed: 0 - 30m/s, 0 - 90km/h, 0 - 5860ft/min, 0 - 65mph, 0 - 55KnotsResolution: 0.1m/s, 0.3km/h, 19ft/min, 0.2mph, 0.2KnotsThreshold: 0.1m/s, 0.3km/h, 39ft/min, 0.2mph, 0.1KnotsAccuracy: +/- 5% Features:в—Џ Quickly takes accurate measurements.в—Џ Easy-to-read LCD display with backlight.в—Џ Compact and lightweight, convenient to carry.в—Џ Ideal for outdoor activities such as Sailing, Surfing, Hand-gliding, Shooting and Walking.  Package Included:1x Digital Anemometer1x 3V CR2032 Battery1x Lanyard1x User Manual Notice:- Please allow slight dimension difference due to manual measurement.- Please consider the actual sizes in the listing as the pictures are generally enlarged to show detail.- There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item.- Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully.