[Convenient & Highly Mobile]: This rolling file cabinet features inset handles and pencil tray; Totally preinstalled excluding the casters; The 4 x 360° swivel casters ensure easy and safe movement [Smart Lock with Touch Screen]: Features a smart lock with numeric keypad; The keyless digital lock allows customizable four-digit code to keep your files and valuables safe; Don’t worry about losing your keys anymore [Spacious Storage]: This mobile file cabinet can be widely used in home and office; Dual-purpose, fully extendable drawers grant ample space to store legal/letter-sized files, office supplies, and accessories