5mm 940nm Infrared Emitter IR TX LED Diode IC...

Description5 mm Clear Transparent Round Small Lens (Emitting Angle: 30 degrees)Forward Voltage / Direct Current : DC 1.2 Volt 20 mAInfrared Ray 940nm (Invisible Light to human eye)Polarity (1.2 V) : Anode (Longer Part) | Cathode (Shorter Part)