TESTO 440 热线式风速仪 (0〜50 m/s)

Measuring Range: 

Temperature Measurement: -20 to +70 °C

Hot Wire Measurement: 0 to 50 m/s 

Accessories:

Bluetooth/ IRDA printer with Bluetooth and IrDA interface 0554 0621

Bluetooth Handle 0554 1111

Cable handle 0554 2222

USB mains unit incl. cable 0554 1105

Combi- Case 0516 4401

Service Case 0516 4900

Datasheet 

Manual