Heart Rate Sensor Module MAX30102 Pulse Detection Blood Oxygen Concentration Compatible for Arduino STM32 (Pack of 2) healthDE_Feb2024 Digital Single Phase Energy Meter

Digital Single Phase Energy Meter Tester Electricity Usage Monitor AC 110V 40V~300V 100A Ampermeter Power Voltmeter Ammeter Voltage Amps Watt Kwh Frequency Power Factor Meter Multimeter (Built-in CT)

75" or 4"x4 3/4” or 6"x8" Adhesive No No Gentle Adhesive Gentle Adhesive Gentle Adhesive High Adhesive Absorbency High Absorbency High Absorbency Light Absorbency High Absorbency High Absorbency no

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Heart Rate Sensor Module MAX30102 Pulse Detection Blood Oxygen Concentration Compatible for Arduino STM32 (Pack of 2) healthDE_Feb2024 Digital Single Phase Energy MeterHeart Rate Sensor Module MAX30102 Pulse Detection Blood Oxygen Concentration Compatible for Arduino STM32 (Pack of 2) Specification: LED peak wavelength: 660nm 880nm. LED power supply voltage: 3. 3~5V. Detection Signal Type: Optical Reflection Signal (PPG). Output Signal Interface: I2C Interface. Communication Interface Voltage: 1. 8 ~3. 3V~ 5V Reserve Mounting Hole Size: 0. 5x8. 5mm 0. 02x0. 33Inches. Interface: VIN: Main power input 1. 8V 5V. 3 bit