Ade Advanced Optics FDE Full Metal HR54 Universal Class IIIA Laser Sight, RED Laser

Offers the brightest Green laser allowed by Law. Non-handheld class IIIa laser product, <5mW power output. Ultra lightweight and compact 1.79"L x 1.06"W x .85"H Fit rail-equipped pistols, rifles and shotguns. The RED laser sight fits onto virtually any firearm with a modern (M1913 Pica tinny or Weaver-style) accessory rail Pat Pending mounting design provides two spring loaded pillar to push to rail slot for rock solid zero movement. Weight: 1.13oz (Battery included). Does NOT fits Berreta due to extra wide trigger guard. Operates with one CR1/3N batteries(included). Battery life: 1 hours. The unit is quickly and easily, user-installed in moments and can be painlessly transferred from firearm to firearm Controlled by ambidextrous switch. It offers two modes: constant-on and strobe. This allows the user to easily set their mode based on personal need or preference