ROHM SML-M13RTT86, 870nm Infrared Emitting Diode, 2012 (0805) SMD package, Radiant Intensity: 1.7mW/sr, Mounting Type: Surface Mount, Dimensions: 2 x 1.25 x 0.8mm, Lens Shape: Rectangle, LED Material: AlGaAs, Maximum Supply Voltage: 1.4V