Price: $4.51

The MAX30105 is an integrated particle-sensing module. It includes internal LEDs, photodetectors, optical elements, and low-noise electronics with ambient light rejection. The MAX30105 provides a complete system solution to ease the design-in process of smoke detection applications including fire alarms. The MAX30105 is designed to operate at 5V and can communicate with both 3.3V and 5V microcontrollers.


  • Built-in Red, IR, and Green LEDs.
  • Onboard 1.8V regulation and I2C interface circuitry.
  • Built-in 32 sample FIFO (First In, First Out).
  • Sensitivity configurable down to 7.81pA.


  • Operation voltage: 5v
  • Maximum sample rate: 3200Hz

Package list

  • Crowtail- MAX30105 Particle Sensor x 1

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