Specification:Material: PlasticColor: WhiteDisplay: LCDWind Speed: 0 to 30 m/sTemperature: -10 to +45℃ / 14 to 113℉Temperature Accuracy: ±2℃ / 35.6℉℃ / ℉ Selection: YesLCD Backlight: YesWind Chill Indication: YesPower Off: Auto / ManualResolution: 0.1m/s, 0.2℃ / 32.36℉Storage Temperature: -40 to +60°C / -40 to 140℉Current Consumption: About 3mAOperating Humidity: Less than or equal to 90% RHMeasurement: Wind Speed & TemperaturePower Source: 6F22 9V Battery (NOT included)Size: 160 x 52.5 x 35.5 mm / 6.30 x 2.07 x 1.40 inch (appr.) Wind Speed:Accuracy: ±5%Wind Speed Unit: m/s, Km/h, ft/min, Knots, mphSpeed: 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, 0.1Knots Features:● Quickly takes accurate measurements.● Easy-to-read LCD display with backlight.● Current/max/average wind speed reading.● Compact and lightweight, convenient to carry.● Ideal for outdoor activities such as Sailing, Surfing, Hand-gliding, Shooting and Walking.● You can also use it for industrial and home purposes such as measuring wind speed and temperature of CPU computer fans, air-conditioners, etc. Operations:● Press MODE more than 2s to turn on the unit.● When the unit is turned on, press MODE more than 3s to activate MODE selection.● Press SET to choose wind speed unit and current/max/average reading.● Press MODE again to confirm the setup.● Press MODE + SET to turn off the unit.● Use a pin to change temperature unit ℃/℉ inside the back cabinet. Package Included:1x Digital Anemometer1x 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.