1. Measure current wind speed, temperature2. Measure wind speed / MAX wind flow/min wind flow3. 2 / 3 wind flow value / average value4. Wind speed / flow units and temperature units selection5. Real-time measurement when connecting USB with computer software6. Backlight and data holding( HOLD)7. Low battery indication8. Powered by rechargeable lithium-ion batteries9. Automatic shutdown settingSpecification: Package Weight One Package Weight 1.25kgs / 2.76lb One Package Size 32cm * 25cm * 10cm / 12.6inch * 9.84inch * 3.94inch Qty per Carton 8 Carton Weight 11.00kgs / 24.25lb Carton Size 52cm * 42cm * 34cm / 20.47inch * 16.54inch * 13.39inch Loading Container 20GP: 359 cartons * 8 pcs = 2872 pcs40HQ: 833 cartons * 8 pcs = 6664 pcs