Kanomax 6501-CE Climomaster Anemometer with Differential Pressure Sensor and Analog Output is a highly accurate hot-wire anemometer that simultaneously measures and displays air temperature, air velocity, flow rate, pressure, and humidity. The Kanomax anemometer features an ergonomic design with backlit display and anti-slip grip. Probes sold separately - a probe is required for operation. Choose the probe which best suit your needs to create your system.