FeaturesFEIN Anti-Vibration System. Up to 70% less vibration due to complete decoupling of the outer motor housing. For durable safe work.Starlock tool mount standard. Perfect accessory seating due to 3D profile. 100% lossless power transmission for up to 35% faster cutting speed.QuickIN tool change. Patented, tool-free FEIN rapid clamping system for safe, convenient tool changes in under 3 seconds.StarlockPlus for outstanding versatility due to access to the complete Starlock- and StarlockPlus accessory range.DC motor. Proven motor technology with small size, efficiency and high torque.Tacho generator. High-quality electronics for constant speed, even under load. infinitely variable electronic speed adjustment.Metal drive head. High load capacity and maximum service life.Integrated interface for additional system accessories, including depth stop.Largest accessory range with Starlock and StarlockPlus mounts in FEIN quality.FEIN SafetyCell technology. Protects the battery and the machine from overloading, overheating and deep discharge.The battery capacity can be read directly on the battery.