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Pins 32–40 on header P9 form a 12-bit analog-to-digital converter (ADC) with 8 input channels for sensor readings
Use this moisture sensor module in a home automated watering system
support for OGG encoding real-time recording
and actuators for intelligent robotic systems
you can buy Raspberry Pi Pico Ultimate Kit
KY-039 Finger Heartbeat Detection Sensor Industrial Robotics/AI Pins 32–40 on header P9KY 039 Finger Heartbeat Detection Sensor The KY 039 Finger Heartbeat Detection Sensor is a sensor that can detect a person's pulse or heartbeat. It is a small, portable sensor that easily connects to an Arduino or other microcontroller to read and analyse heart rate. The sensor is made up of a finger clip that attaches to the finger and an infrared sensor that detects blood flow through the finger. The sensor sends information to the microcontroller,
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