Panasonic LNCT28PS01WW Infrared, Red Laser Diode 665 (Red) nm, 791 (IR) nm 100 (Red) mW, 200 (IR) mW, 3-Pin. Mounting Type: Through Hole. Perpendicular Beam Divergence FWHM: 19 / 19.5°. Parallel Beam Divergence FWHM: 11.5 (IR) °, 13 (Red) °. Maximum Operating Current: 180 (Red) mA, 275 (IR) mA. Dimensions: 5.6 (Dia.) x 3.95mm. Height: 3.95mm. Diameter: 5.6mm. Reverse Voltage: 1.5V. Maximum Supply Voltage: 3V. Supply Voltage Range: Maximum of 3 V.