Ceramic IR Heater 250 Watt for 19097A B C Lamps Impotence Built in lithium battery Instrument Accessories Built in lithium battery 95 (fixed) PATIENT MODEL 250 WATT HEATING ELEMENT * Replacement 250 Watt Ceramic Generator * 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 *