1Large LCD display backlight measuring instrument, easy to read data in dark. 2Hand-held design, small size, light weight, take no space, easy to carry around. 3Ideal for weather enthusiasts or professionals to accurately measure wind rate. 4With maximum/minimum/average function, and data retention function. 5Automatic shutdown function, when the power is turned on, the automatic shutdown function is turned on by default. Automatic shutdown if there is no operation within 10 minutes. Condition: 100% Brand New Item Type: Digital Anemometer Material: Plastic Color: As shown in the picture Weight: Approx.273g/9.6oz v:* {behavior:url( default VML);}o:* {behavior:url( default VML);}x:* {behavior:url( default VML);}.shape {behavior:url( default VML);} Display screen LCD display, maximum display 9999 Wind speed measurement Range: 0.40 ~ 30.00 m/s Sampling time About 0.5 seconds/time Sensor Impeller type + bearing Beaufort wind level Display wind level 0~12 Maximum/minimum/average Record and view minimum, maximum, average values Data-hold Lock display reading Operating environment 0 ~ 50C, maximum 80% relative humidity, altitude Storage environment -10 ~ 50C, maximum 70% relative humidity (take out the battery) Auto power-off 10 minutes (automatic shutdown function can be cancelled) Power supply 3 x 1.5V AAA battery(Not included) border: 1px solid000important;}1 x Digital Anemometer1 x Instruction Manual1 x Cloth Bag1. Please allow 1-2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.