Show sidebar
Show 9 12 18 24
HiLetgo 10pcs IR Infrared Obstacle Avoidance Sensor Module for Arduino Smart Car Robot 3-Wire Reflective Photoelectric for Arduino Smart Car Robot
Add to compare

HiLetgo 10pcs IR Infrared Obstacle Avoidance Sensor Module for Arduino Smart Car Robot 3-Wire Reflective Photoelectric for Arduino Smart Car Robot

$8.79
Price: (as of – Details) Feature: 1, When the module detects an obstacle in front of the signal, the green
Add to wishlist
Buy Now
Quick view
-95%
HiLetgo 5pcs 5V Heartbeat Detect Sensor Heart Rate Detect Measuring Module Measure Finger
Add to compare

HiLetgo 5pcs 5V Heartbeat Detect Sensor Heart Rate Detect Measuring Module Measure Finger

Original price was: $129.00.Current price is: $6.49.
Price: (as of – Details) Description: Finger heartbeat measurement module arduino test code: INT led Pin=13; INT sensor Pin=0; Double
Add to wishlist
Buy Now
Quick view
HiLetgo 5pcs Sound Sensor Module Voice Detect Voice Control Switch
Add to compare

HiLetgo 5pcs Sound Sensor Module Voice Detect Voice Control Switch

$7.19
Price: (as of – Details) Sound Sensor Module Voice Detect Voice Control Switch Features: 1. It”s to be used for
Add to wishlist
Buy Now
Quick view