TSI AirPro AP800 Micromanometer with Bluetooth is a wireless microanemometer equipped with a pressure sensor for differential pressure, static pressure, and barometric pressure for air density correction. The TSI AirPro AP800 features an integrated display, power and save buttons, and a rechargeable lithium-ion battery. The TSI AirPro AP800 communicates via Bluetooth Low Energy (BLE) to your Android or iOS devices and uses the AirPro Mobile App for many extra features such as datalogging, target values, simultaneous readings, and more.