1. Measurement of wind speed and temperature. 2. Wind cold indicator. 3. Switch wind speed units. 4. Real-time measure of wind speed and average wind speed. 5. Measurement wind speed and minimum wind speed. 6. Switch between Fahrenheit and Celsius unit. 7. Timed automatic shutdown( automatic shutdown after 10 mins of no button operation) 8. LED lighting 9. Power by 9V 6F22 batterySpecification: Package Weight One Package Weight 0.30kgs / 0.65lb One Package Size 18cm * 12.5cm * 5.5cm / 7.09inch * 4.92inch * 2.17inch Qty per Carton 60 Carton Weight 20.00kgs / 44.09lb Carton Size 57cm * 42cm * 47cm / 22.44inch * 16.54inch * 18.5inch Loading Container 20GP: 236 cartons * 60 pcs = 14160 pcs 40HQ: 550 cartons * 60 pcs = 33000 pcs