Aarksh Official QTR line following sensor (used in kaka robots)

Features:

• No analog to digital conversion requires.
• Improved sensitivity over voltage-divider analog output.
• A parallel reading of multiple sensors is possible.

Specification:

• Operating voltage: 3.3 to 5V
• Current supply: 100mA
• Output voltage range: 0V to supplied voltage
• Output format: 8 digital I/O compatible signal
• Sensing distance: 3mm
• Maximum sensing distance: 9.5mm