Infrared Digital Distance Sensor

Technical specifications:
Operating Voltage: 2.7V - 6.2V
Current consumption: 5mA
Measurement Range: 20-100mm
Output: Digital Signal (LOW / HIGH)
Update Time: 2.56ms (3.77ms max)
Dimensions: 21.6 mm × 8.9 mm × 10.4 mm (0.85″ × 0.35″ × 0.41″)
Weight: 1.5g
Official Documentation