Please Note: These units are NOT Compatible with 2.0 LB White Heaters This Inline Thermostat for LB White Premier heaters allows for easy to use temperature regulation that will help maintain the right amount of heat within your party tent. This inline thermostat plugs right into your existing LB White heater and then into a 120v outlet for power and features a simple dial that will help set the desired temperature. This inline heater thermostat features a 1-foot power cord with a 3-prong plug and an adjustable dial that ranges from 30 degrees F all the way up to 110 degrees F. For use with most DSI and HSI heater models. NEMA 4x enclosure.