The Cyelee CAT0 is a concealed carry red dot that delivers premium features at an accessible price point. It is built from 7075-T6 aluminum with a generously sized window, recessed buttons to prevent accidental activation, and a top-loading battery tray rarely found in optics at this price.The CAT0 fits pistols with RMSc cuts, including 407K and 507K slides, and is purpose-built for defensive carry and home use. Shake Awake technology turns the optic on with any movement and requires no manual operation. Sealed waterproof construction and a 50,000-hour battery life ensure it is ready whenever it is needed.