IR Obstacle Avoidance Sensor Module --Features-- •operating voltage: 3.3 V to 5 V •output: digital (on/off) •detection threshold: adjustable by 2 trimmers •distance range: 2 to 10 cm •adjustment R6: frequency adjustment 38 KHz (already optimized) •adjustment R5: IR LED power adjustment (already optimized) •operating temperature: -10°C to +50°C •effective angle: 35° •I/O interface: 4 wire interface (- / + / S / EN ) •dimensions: 45 x 16 x 10 mm •weight: 9 g

--Overview-- This module is an inexpensive solution for an obstacle avoidance sensor, perfect for robotic projects and very easy to interface directly with Arduino® and compatible boards. The module has two potentiometers, one to control frequency and one to control the intensity.
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