Detection Range Adjustable from 3mm to 5cm with stable performance at closer distances.
Compact Size Control panel: 42 x 38 x 12mm; Sensor: 25 x 12 x 12mm, ideal for integration in projects.
Output Interface 6-wire interface with 4 signal output pins, plus positive and negative power pins.
TTL Level Signal Can be directly connected to I/O microcontroller; red indicator lights up when IR light is detected.
Robotics Applications Suitable for robotics, automation, and obstacle detection systems design.

Compact Design Small and easy to fit in any setup.
Adjustable Range Detection from 3 to 80 cm as per need.
Power Efficient Low power consumption at 300mA.
Reliable Detection Digital output reflects obstacle presence.
Reflective Sensor Diffuse reflective type infrared sensor.
Clear Indication Bright light indicates detection scope.

Compact design for ease of use
IR LED for pulse detection
Phototransistor enhances sensitivity
Arduino-compatible for DIY projects
Durable and reliable
Package includes KY-039 module

Detection Distance: 2 ~ 30cm
Detection Angle: 35°
Comparator Chip: LM393
Mounting Holes: 3mm screw holes
Interface: Easy 3-wire connection
Output Signal: Active low-level signal
Compatible Voltage: 3.3 to 5V
Detection Indication: Onboard LED
Distance Tuning: Fine-tunable preset knob
Download: Datasheet

Operating Voltage: 3-5.5V
Supply Current: ≥ 20mA
Optimal Sensing Distance: 3mm
Infrared Light for Line Detection
Anti-Interference Ability for Stable Performance
High Sensitivity and Reliability
Exquisite Workmanship with an Indicator
Easy Installation with Fixed Bolt Hole
Download Datasheet