Requires at least 1" of rail space Advanced mounting technology provides the perfect fit Patented accessory rail permits attachment of tactical light Aiming point can be set to operator's choice of Pulse or steady Auto-off after 10 min preserves Battery power Over-sized electronic touch pads ensure effortless Activation; Class IIIa Laser Product: &lt;5mW power output Class IIIA laser, &lt;5mW power output