In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...
OLED: per-pixel self-emissive blacks, instant response for gaming/dark rooms; risk of burn-in. Mini-LED: huge peak brightness and precise zoned backlight for HDR and bright rooms; essentially no ...