WiFi & Bluetooth Enabled Free companion app available for iOS or Android devices Customize temp profiles and view logged data from the RAPT portal via web browser Simple plug and play design with LCD display Adjustable heating/cooling differentials Temp Range: -4–248°F (-20–120°C). Probe Relay Length: 6.5 ft. (2 m) Probe Diameter: 0.15" (4 mm) 110-120V 15A