PATIENT MODEL 250 WATT HEATING ELEMENT Mobile W/Variable Heat Control Features ceramic heaters that change color from coral to gray when energized Nickel-chromium resistance wire embedded in ceramic casting provides uniform heat transmission 96% thermal efficiency with low element surface temperature Inner body of the element is filled with ceramic fiber insulation which conserves energy maximizes efficiency and minimizes heat build-up at the terminal area Heat-up time is 3-9 minutes to reach 90% of maximum temperature Height adjusts 35 to 58 250 Watt Lamp Recommended for those patients requiring supplementary heat treatments at home 12 flexible arm 3-conductor cord set 250W ceramic heater and protective screen