ams OSRAM FIREFLY® E1608 CT DELSS1.12 Light Emitting Diode (LED) is specifically designed for heart rate monitor applications. This true green CT DELSS1.12 LED features UX:3 chip technology, Class 1B corrosion robustness, 120° typical radiation (Lambertian emitter), and compact size. The FIREFLY E1608 CT DELSS1.12 LED also features 2kV ESD withstand voltage acc. to ANSI/ESDA/JEDEC JS-001 (HBD, Class 2). This LED is available in 0.8mm x 1.6mm x 0.6mm dimensions which allows for benefitting from more flexible product designs.