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It has RTC with a separate oscillator
Battery Type AAA Number of Batteries 3 Wire Length Approx 140mm Colour Black Size 52
Distance: 0-200M (Ideal distance without any blocking or signal interference
you can now control the motor's speed
CJMCU 9930 APDS-9930 Digital Proximity And Ambient Light Sensor Chip It has RTC with aThis is the CJMCU 9930 APDS 9930 Digital Proximity And Ambient Light Sensor. In a single 8 pin package, the APDS 9930 provides digital ambient light sensing (ALS), an IR LED, and a comprehensive proximity detection system. The proximity function provides plug and play detection up to 100 mm (without front glass), obviating the need for end equipment or sub assembly factory calibration. From broad sunlight to dark interiors, the proximity sensing
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