Core Overview: LY-666-48A2 Sand M416 Viper adopts classic M416 tactical shape with exclusive desert viper theme. Featuring premium matte sand finish and delicate viper texture, it presents authentic outdoor tactical style, ideal for display, shooting and themed collection. The lightweight balanced body ensures flexible operation for indoor close combat and outdoor long & medium-range battles. It supports manual single shot, electric single and full-auto modes. The manual mode provides crisp mechanical decompression feedback, while electric firing delivers stable, sustained firepower with sensitive trigger response and strong suppression. The upgraded reinforced gearbox runs low-noise and smoothly, avoiding jamming and gear damage during high-frequency firing for reliable durability. Made of thickened wear-resistant nylon, the tightly assembled body is drop and scratch resistant. The large-capacity magazine ensures stable feeding with flat and concentrated trajectory. The built-in safety lock prevents accidental firing for safe parent-child and multiplayer play. The ergonomic grip and adjustable stock fit diverse holding habits, featuring easy disassembly and maintenance for daily entertainment, collection and compliant tactical play.