8 WS2812 5050 RGB full-color LED module
1.2 Ohm - 1/4W Carbon Flim Resistor
max30100 Heart Rate Click Sensor Module (Purple)
OFF- (ON), Momentary ON, Green head - IC177 Green Push Button
820 KOhm - 1/4W Carbon Flim Resistor
Keyestudio MAX30102 O2 SpO2 Blood Oxygen Pulse Monitor Sensor for Arduino