The Surefire X400 Ultra is an aluminum, rail-mount laser sight and tactical light for pistols equipped with a picatinny or universal accessory rail system. Other features include:
- An ambidextrous, one-finger rear switch that allows momentary-on or constant-on activation;
- a separate switch at the rear that allows you to 1) activate white light illumination only, 2) activate white light illumination simultaneously with the laser sight, 3) activate the laser sight only or 4) disable the entire X400 Ultra.
- 0-ring and gasket seals;
- two CR-123A lithium batteries with 1.5 hours of continuous use with the light;
- a 500-lumen light;
- a 5mW, 635nM red laser; and
- a .5″ dot at 50′.
A remote pressure switch is optional. You can adjust this sight for windage and elevation through an external toggle, and an adjustment tool is included. Furthermore, it’s designed so that you can quickly install it yourself.
The laser is backed by a limited lifetime warranty. You can read about the limitations and options concerning the warranty here.
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