Pulse Sensor Shipping:4-6 Days you can get the SMT-only

you can get the SMT-only version and install a stackable 2×20-pin female header

Fast LED Driver - Drive APA102 / Dotstar LEDs for colorful lighting with rapid response

5 V to be connected across the VCC and GND pads

This is the XBee Explorer Dongle unit for the Digi XBee module line

We also changed the circuit's layout based on the new sensor

Pulse Sensor Shipping:4-6 Days you can get the SMT-onlyHeart rate data can be really useful whether you\'re designing an exercise routine, studying your activity or anxiety levels or just want your shirt to blink with your heart beat. The problem is that heart rate can be difficult to measure. Luckily, the Pulse Sensor Amped can solve that problem! The Pulse Sensor Amped is a plug and play heart rate sensor for Arduino. It can be used by students, artists, athletes, makers, and game & mobile developers