KY-039 Finger Heartbeat Detection Sensor DIY Drone Kit with WiFi and Camera 2-meter HDMI to HDMI cable

2-meter HDMI to HDMI cable for reliable audio and video transmission between your devices

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Standalone WiFi Control: The on-board ESP-01 connects directly to your WiFi router - no Arduino

Built-in driver IC: Each LED integrates its own WS2812B controller - no external driver chips required

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KY-039 Finger Heartbeat Detection Sensor DIY Drone Kit with WiFi and Camera 2-meter HDMI to HDMI cableKY 039 Finger Heartbeat Detection Sensor Quality electronics from The Engineer Store, Bengaluru. Fast shipping, 7 day warranty on manufacturing defects, expert support. Overview The KY 039 is a compact optical heartbeat detection sensor designed to measure pulse rates through finger placement. This versatile component is ideal for health monitoring applications, wearable devices, and educational electronics projects. The sensor uses infrared LED and