Color Sensors ( 1 )Flow and Level Sensors ( 9 )Laser Sensors ( 19 )Magnetic Sensors ( 4 )Position Sensors ( 4 )Pressure Sensors ( 3 )Speed Sensors ( 21 )Temperature Sensors ( 7 )Tilt Sensors ( 4 )Ultrasonic Sensors ( 1 )Vibration and Accelerometer ( 13 )