Anemometer GM816

*Measurement items: Air velocity, Air temperature 
*Measurement range: 
----Air velocity: 0~30m/s, 0~90km/h, 0~5860ft/min, 0~55knots, 0~65mph (± 5%) 
----Air temperature: -10~45º C, 14~113º F (± 2º C) 
*Resolution: 0.2º C, 0.2m/s
*Display: LCD 
*Sensor: 
----Air velocity sensor: Plastic impeller, magnetic induction 
----Temperature sensor: NTC thermometer 
*Low battery indication: Yes 
*Auto power shut off: 14 minutes without any operation 
*Backlight: 12 seconds active by press any key 
*MAX/MIN/AVG reading

*Packing: Blister+Card
*Power: CR2032 3.0V
*Dimension: 105*40*15mm
*Net weight: 52g (including battery)