5MM EMITTING DIODE - Looks like a 5mm LED & has a blue transparent lens. Specifications:- Forward Current (If): 50mA max - Peak forward current (Ip): 1.2A- Forward Voltage (VF): 1.2V @ 20mA - Reverse Voltage (RV): 5V max- Power Dissipation (Pd): 100mW max - Viewing Angle: 30ø- Peak Spectral Wavelength(IR): 940nm @ 20mA * Spectral Bandwidth (DI): 50nm@20mA- Material: GaAs See SENSORS section for IR detectors and receivers