Zio Mini Wall Module, Temperature, Humidity, CO2 Sensor, 55-85 Degree Default Setpoint Temperature Range, ± 0.36 Degree Accuracy @ 77 Degrees, 5-95% RH Non Condensing Operating Humidty Range, Vertical Mount, Sylk Bus Network Communications, Password Protection, Configurable Fan Switch Positions, Used with Spyder Controllers, ± 3 % RH Humidity Accuracy