L72 Visible Laser                            L75 Infra-Red Laser 
Wavelength                 635nM                                                 830nM
Range                          at least 300m                                     at least 300m
Length                         1.95"                                                   1.95"
Weight                         4.6 ounches                                       4.6 ounches
Diameter                     1,25"                                                  1.25"
Power                          5 milliwats                                          3 milliwats
Battery                         DL223AC Lithum                              DL223AC Lithum
Run Time                     Approx. 24h continuous operation   Approx. 24h continuous operation