bids are invited for item 1 - automatic control with power saving kit , item 2 - automatic irrigation system , item 3 - automatic parking fee collection , item 4 - automatic three phase change over , item 5 - dam shutter control , item 6 - password based access control , item 7 - military radar using ir , item 8 - unique identification system , item 9 - wireless water level controller , item 10 - 4 channel petrochemical fire monitoring system , item 11 - advanced voice password-based door lock system , item 12 - authentication system for examination kit , item 13 - biometric fingerprint identification , item 14 - ultrasonic sensor based smooth braking system , item 15 - wireless control stepper motor , item 16 - toxic chemical level measurement , item 17 - alcohol sensing instrument , item 18 - obstacle avoidance and alcohol detection car , item 19 - alcohol level tester , item 20 - door opener and closer , item 21 - dc motor speed controller , item 22 - motion sensor for security light , item 23 - over temperature alarm with fan on , item 24 - pir motion detector and audio recorder with playback , item 25 - speed control of unipolar stepper motor , item 26 - water pump controller , item 27 - wireless direction control of dc motor , item 28 - automatic rf based land rover , item 29 - timing based solar tracker , item 30 - voice recognition robotic vehicle , item 31 - fire & gas accident avoider system , item 32 - health monitoring system using 7-segment display & atmega microcontroller , item 33 - atmega microcontroller based commercial power saver project , item 34 - fingerprint vehicle starter project , item 35 - wireless master joystick controller for robotics , item 36 - advanced footstep power generation system , item 37 - fingerprint based exam hall authentication , item 38 - human speed detection project using pic , item 39 - automatic elevator with overload alert using pic , item 40 - automatic railway train safety system , item 41 - monthly electricity bill