The Dwyer AQTIAP-VP2 Air Quality Test Instruments Pro combine the versatile Model UHH2 handheld base with the VP2 Wireless Vane Thermo-Anemometer. The versatile combination of the AQTIAPVP2 provides a line of instruments capable of streamlining a technician’s everyday testing by combining all into one product and using Bluetooth SIG, Inc. wireless technology for ease of use. The VP2 Vane Thermo-Anemometer has an insertion length of 8 inches, and can measure air velocity, flow, and temperature.The AQTIAP-VP2 also comes with the UHH-BTG mobile wireless gateway, which will convert the wireless signal from any Dwyer universal handheld probe or module into a Bluetooth SIG, Inc, Wireless Technology. It also includes a hard plastic case with pre-cut foam inserts for additional sensors.