SEN0017 Gravity: Digital Line Tracking(Following) Sensor For Arduino

Features Wide voltage range from 3.3V to 5V Standard assembling struct (Times-of-5mm Center distance between two 3mm mounting holes) Icons to simple illustrate sensor function High quality connector Immersion gold surface Specification Supply Voltage: 3.3V to 5V Detecting Range: 1-2cm Interface:Digital Operating current: 20mA @ 5V Operating temperature range: 0°C ~ 50°C Output: TTL(Black for LOW output, White for HIGH output) Size:28x10mm (1.1x 0.4 in)