Pulse Sensor for Arduino & Raspberry Pi with Wires

Want to incorporate heart rate monitoring into your projects? Just connect the + into power between 3V and 5V, - into ground and S into your Arduino's Analog Port or your Analog to Digital Converter for Raspberry Pi. Instantly you'll have a pulse monitor!

Specifications:

• Operating Voltage: 3V - 5V 
• Connection instructions:
• For Arduino:
• +: 5V
• -: GND
• S: A0, A1, A2, A3, A4 or A5 (any analog pin)
• For Raspberry Pi:
• +: 3.3V
• -: GND
• S: to Raspberry Pi via MCP3008 Analog to Digital Converter for Raspberry Pi pin 1,2,3,4,5,6,7 or 8 (any analog input)
• Direct Use with LED:
• +: Battery +
• -: Battery - & LED -
• S: to LED +
• Arduino & Raspberry Pi Compatible 
• Wires Attached for easy connecting to your projects (no soldering required)
• Analog Output
• Wire colors may vary
• To monitor pulse, attach to a person's fingertip, earlobe, or other pulse-monitoring location