PTFS Outdoor Distance Measuring Sensor Measures 3–400 m at 70% reflectivity with ±1 m accuracy, 0.1 m resolution, and 50 Hz update rate. Powered by 3.3 V DC, 905 nm Class 1 laser, UART output. Compact (43×35×21 mm, ~30 g). Also available in a low‑frequency version (1–3 Hz) for ranges up to 700 m.