The PPLL-120I Portable Pneumatic Dot Peen Marking Machine with Inbuilt LCD Controller is a rugged and versatile solution for permanent marking on metals and hard plastics. Designed for portability and durability, it features a compact handheld design that makes it ideal for marking large, heavy, or immovable components directly on-site. With its pneumatic dot peen technology, the machine delivers deep, precise, and highly legible markings such as serial numbers, logos, VIN codes, and barcodes on flat, curved, or irregular surfaces. The inbuilt LCD controller eliminates the need for an external computer, offering a user-friendly interface that allows operators to set parameters, preview markings, and adjust layouts quickly and easily. The system supports offline operation, ensuring reliability even in demanding industrial environments. Built for continuous use, it offers high-speed marking performance with adjustable depth, making it suitable for industries such as automotive, aerospace, machinery, oil & gas, and metal fabrication. Compact, portable, and efficient, the PPLL-120I is a complete marking solution combining portability, precision, and ease of control in one powerful package.