Features:

• For lower velocity measurements
• Slim probe
• Large 1.4" (36 mm) dual LCD display
• Heavy duty case
• Data hold
• Records max/min readings
• Auto power off
• Telescoping probe is ideal for measuring in HVAC ducts and other small vents; extends up to 4 ft.

Specifications:

• Airflow:
  0.2 to 20 m/s
  0.7 to 72 km/h
  40 to 3940 ft/min
  0.5 to 44.7 mile/h
  0.4 to 38.8 knots
• Temp range: 32 to 122 F 

Supplied With:

• Hard case (White)
• Batteries (6 AAA)
• Instructions
• Telescoping probe

Click Here for the instruction manual.