Bluetooth airflow hotwire and vane anemometer with interchangeable vane and hotwire probes. Measures velocity and temperatures simultaneously in conjunction with the DC580 smartphone app . Easily calculate volumes without the need for an air-balance hood. Records maximum, minimum and averages. Stores and emails out readings and volume calculations. Supplied in a storage pouch. Works with iOS & Android Apps 960mm Stainless Steel Probe Real-Time Read-Out Backlit LCD Display Auto Power Off in 20 Minutes Temperature Range: -20-60°C Air Velocity Range: 0.2-25m/sec Hotwire Airflow Range: 0.2 - 20m/s Vane Airflow Range: 0.4 - 25m/s Works with iOS & Android Apps 960mm Stainless Steel Probe Real-Time Read-Out Backlit LCD Display Auto Power Off in 20 Minutes Temperature Range: -20-60°C Air Velocity Range: 0.2-25m/sec Hotwire Airflow Range: 0.2 - 20m/s Vane Airflow Range: 0.4 - 25m/s