Description: Name: ADXL335 module (triaxial accelerometer analog output) Model: GY-61 Using the chip: ADXL335 Power supply :3-5v Analog X, Y, Z three-axis output Direct output angle code Package Included: 1 X GY-61

GY-271 HMC5883L Module Compass Module 3-axis Magnetic Field Sensor Feature: Name: HMC5883L module (three-axis magnetic module) Model: GY-271 Using the

MQ-3 Alcohol Ethanol Sensor Breath Gas Detector Ethanol Detection For Arduino Feature: 1. High quality double panel design, with power