the litl mo gives a crystal clean smooth to locate sighting answer for pistols and carbines. A 1632 coin cell, designed to have an easy exchange drawer, now not requiring the operator to un-mount the optic to get right of entry to the compartment, powers this tiny performance pushed optic. The 3moa dot with 6 brightness tiers makes brief work of getting on target. The litl mo is over constructed, water resistant and geared up for motion. Subsidized by means of the lucid optics lifetime , making this optic almost fear free. The oversized reflex display screen and a considerate, low placement of the lens set forward, make locating the dot close to easy, a welcome improvement to other offerings available on the market presently.