HC-SR312 AM312 Mini PIR Human Body Motion Sensor Module Pyroelectric Infrared IR Distance Detector for Arduino (Pack of 5)

$8.37
Price: (as of – Details) Product description What is it? This is AM312 Mini IR Human Sensor Module, HC-SR312 Pyroelectric

Heltec WiFi HaLow Module Mini PCIe – IEEE 802.11ah 1km Range 32.5Mbps 902-928MHz for IoT Smart Home Industrial Automation (HT-HC01P)

Original price was: $27.90.Current price is: $25.99.
Price: (as of – Details) Product description Revolutionize IoT Connectivity with WiFi HaLow Long-Range, Low-Power, High-Speed – Perfect for Smart

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

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

Hilitand DS3231 Clock Module for RTC Board Real Time Clock Module for

$6.90
Price: (as of – Details) Two calendar clock. Reset output and input.Low power consumption.Provide continuous timing battery backup.The device compatible