Available wavelength£º 635nm ; 650nm ; 670nm Operating voltage£º DC2.7V¡«6V Beam diameter: minimum beam diameter¡Ü1mm Divergence£º 0.1¡«1.5mrad Output power£º 1¡«40mW Optics£º glass lens Operating temperature£º ¡ª10¡æ¡«£«40¡æ Storage temperature£º ¡ª40¡æ¡«£«80¡æ Accessories choose and buy £º LPS-1 , LPS-5 , LPS-6 power supply ; Bracket