• × KY-022 Infrared Receiver Module  1 × ₨100
• × Max7219 LED Display Driver IC  1 × ₨160
• × Passive Buzzer Module  1 × ₨80
• × MQ5 Methane Gas Sensor  1 × ₨250
• × CD4060B Binary Counter IC  1 × ₨30
• × DHT11 Humidity Sensor  1 × ₨140

Subtotal: ₨760

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