Sensors & modules
Sensors and breakout modules for measuring the physical world: temperature, humidity, air quality, distance, motion, current, water quality and sound. Most speak I2C or output a plain analog voltage, so they reach an Arduino, ESP32 or Raspberry Pi with a few jumper wires.
ADS1115 16-Bit I2C ADC Module
NZ$12.90
4x4 Membrane Matrix Keypad
NZ$7.90
KY-040 Rotary Encoder Module
NZ$5.90
R307 Optical Fingerprint Sensor
NZ$39.90
TDS / EC Water Quality Sensor
NZ$39.90











