"2 MINUTE TURN COORDINATOR; INCLUDES ROTOR SPEED SENSOR AND SPECIAL TACK OUTPUT; 4500 HRS. MTBV; BRUSHLESS AC ROTOR; LIGHTED BEZEL WITH HEA NON-GLARE GLASS; 28VDC INPUT VOLTAGE; WHITE INCLINOMETER BACKGROUND COLOR, BLACK INCLINOMETER BALL COLOR; 5 PIN CONNECTOR; 3 1/8 IN. FRONT OR REAR PANEL MOUNTING; MINUS 1000 TO 35000 FT. ALTITUDE; 0.28 A POWER CONSUMPTION; TEMPERATURE MINUS 30 TO PLUS 50 C"