Dose Sensor 3.0 for Tork Soap and Sanitiser tracks refill status and consumption of Tork dispensers for the Tork Vision Cleaning app, highlighting dispensers that need refilling. This data can also be shared with other apps via the Tork Vision API. You can retrofit Tork Soap and Sanitiser dispensers with this unit. This product needs Bluetooth indoor access points or Tork Gateway 3.0.