Dimensions: 6.5x12 mmWavelength: 650 nm Output Power: < 1 mw Beam Size: 90% (Voltage: 2.7 í½ 5.5 VDC )íííííííííííííí > 85% (Temp.: ú¡10ípC í½ 50ípC) Operating Voltage: 2.6 í½ 5.5 VDC Operating Current: < 28 mA Operating Temp.: - 10ípC í½ 50ípC torage Temp.: ú¡40ípC í½ 80ípC Optical Lens: Plastical CDRH Class: Class II.