BT-100 Handheld Anemometer Wind Speed Wind Chill Temperature Measuring Instrument 1. Measurement of wind speed, wind temperature and wind chill 2. 8 sensitive blades for accurate measurement 3. High-definition backlight screen, if the environment is too dark, the readings can be turned on or off through the backlight button 4. real-time measurement of wind speed and average wind speed 5. Automatic shutdown at fixed time (automatic shutdown without keystroke operation in 15 seconds) 6. For shooting, drones, sea breezes 7. Nut mounting design, can be fixed on a tripod, for long-term fixed-point measurement 8. Wind speed measurement range: 0.3-30ms 9. Wind temperature measurement range: -10 to 45 degrees celsius 10. Batteries: 1.5 V 2 x AAA batteries (shipping not included) 11. Material: ABS 12. Size: 165x85x38mm