Capacitive Proximity Sensor LJC18A3-H-Z / BY 3w stereo This board is a good

This board is a good fit for learning

Low power: Only 1

Check the pin labels on the Acrylic Bracket for HC-SR501 PIR Sensor and match them to your controller voltage

the two sets of pins are cross connected and for GND and 3

Battery Charging: Used in applications that need a 12V power source to charge battery or power peripherals

Capacitive Proximity Sensor LJC18A3-H-Z / BY 3w stereo This board is a goodDetect Nearby Objects Without Contact The Capacitive Proximity Sensor LJC18A3 H Z BY is a proximity presence sensor module with digital output designed for obstacle detection, touchless triggers, object counting, and simple automation. It is a practical fit for makers, students, and engineers who want reliable sensor data in embedded builds. Key details include Detection Range: + 10 mm; Wide Range of Materials: Detects metal, plastic, glass, water,