A. Edge Sensor Module

Technical Specifications:
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Simple to assemble and operate.
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Built-in indicator for obstacle detection.
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Detects objects within a range of 2 cm to 80 cm.
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Adjustable knob to precisely set the detection range.
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Indicator LED on the board lights up when an obstacle is detected.
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Board Dimension : 20mm x 13mm x 4mm.

Technical Specifications:
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Operating Voltage: 3.3V to 5V.
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Equipped with a signal output indicator LED.
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Capable of detecting ambient light and brightness levels.
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Sensitivity adjustable via onboard blue digital potentiometer.
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Board Dimension : 25mm x 12mm x 4mm.

Technical Specifications:
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Includes an onboard LDO voltage regulator.
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Compatible with both 3.3V and 5V microcontroller interfaces. Provides analog signal output.
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Features an ultra-low noise linear LDO voltage regulator integrated into the board.
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Equipped with onboard filtering components to suppress noise from motors and other high-current devices.
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Board size : 21mm x 10mm x 5mm.

Technical Specifications::
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Power indicator shows when the module is powered on.
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Compact and small-sized module with 4-pin configuration.
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Uses a 2-pin single-row layout for both input and output.
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Board size : 21mm x 10mm x 5mm.