Venstar's ACC-TSENWIFI WiFi Temperature Sensor for the Explorer and ColorTouch thermostats: T3700, T3800, T3900, T4700, T4800, T4900, T7850, T7900, T8850, and T8900. Allows wireless communication of the remote, outdoor, supply, or return duct temperatures. Enables Supply Air Temperature Alerts where an alert will be sent if the supply air duct temperature does not reach a user-programmed temperature within a user-programmed amount of time.

• Sensor is compatible with most WiFi enabled Explorer and ColorTouch thermostats
• Multiple uses: Remote, Outdoor, Supply or Return air temperature sensor
• As indoor remote, sensor can be set to control or average with the thermostat
• Can be used with supply/return duct sensor
• Wireless 802.11 b/g/n, WEP and WPA/WPA2 compatible
• Venstar Configurator app required to set up Wi-Fi sensor to local router/AP
• Measurement range is -40F ~ 131F
• Internal or external sensor 10K ohm Duct Sensor included
• Dual power supply: (4) AA batteries or 24vac
• Average battery life: Indoor remote - 1 year Outdoor Temp - 2 years
• Up to 20 sensors per network
• Installs in minutes & easy to pair to the thermostat

User Manual