This laser sight is integrated with optic and electronic， which can provide a wide range of view. It's the best product for aiming and shooting.

Operation:
1. apply the laser sight on a weapon
2. Twist the small screw for twice to adjust the deviation and windage， turning it until the main laser spot overlaps with scattered point.

Warning:
Laser is harmful to human's eyes， so please do not direct to the human eyes. Please keep it away from children's store in order to avoid an accident. Prohibit using the product under 16 ages; User is responsible for any improper using way.