The STIHL 2-MIX Engine is a fuel-efficient, low-emission 2-stroke engine, featuring a manual fuel pump for quick starts, decompression valve for reduced effort, and a water connection for dust suppression. It also includes a compensator for consistent performance, long-life pre-separation air filtration, anti-vibration system for comfort, ergonomic handle for precise control, and semi-automatic belt tensioning for extended component life.