50pcs/lot IR19-315C/TR8 SMD 0603 infrared emission tube wavelength 940nm angle ±140° billion light
https://www.vogueparade.com/shopping/EN/150412/1/1005003420852641/50pcslot-ir19-315ctr8-smd-0603-infrared-emission-tube-wavelength-940nm-angle-140-billion-light//