The 31-0015 is a Pelican TS200, TS200H, TS250, or TS250H plastic vanity plate. Thermostat Vanity Plate (31-0015) Specifications 31-0015SizeHeight: 5.25 inch (133.35 mm)Width: 6 inch (152.4 mm)_ ThermostatOptions Temperature and Humidity Temperature and CO2 Temperature, Humidity, & CO2 TS200H TS250 TS250H Thermostataccessories Temperature and Alarm Sensor PEARL Economizer Wireless Proximity Sensor