• 
  Alcohol sensor using MQ3

  1 × ₹650.00

• 
  40-PIN IC Socket

  1 × ₹10.00

• 
  Audio playback system

  1 × ₹650.00

• 
  Traffic light controller using IC555 and IC4017 counter

  1 × ₹650.00

• 
  Obstacle sensor using IR pair and LM358 comparator IC

  1 × ₹450.00

• 
  Voltage doubler using IC 555

  1 × ₹500.00

Subtotal: ₹2,910.00

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