Key product features: Precise sawing: 1800 watt motor and quality chain. Easy to use: SDS system for easy changing and tensioning of the chain. Quality: robust design for long lifetime. Other product advantages: Very lightweight and handy. Bosch SDS for tool-free chain replacement and tensioning, 9 m/s chain speed for optimum cutting performance. Rapid-reaction kick-back brake (Quick Stop). Sturdy design for long lifetime, Ergonomic handle for both sawing and felling, Steel tines for a firm and secure grip, Large oil reservoir (200 ml) with level indicator, Steel chain safety catch bolt, Technical key data: Motor capacity 1.800 W, Blade length 35 cm, Weight (including chain and bar) 4 kg, Chain speed 9 m/s, Chain Chrome chain. Technical data: Motor capacity 1.800 W, Blade length 35 cm, Chain speed 9 m/s, Drive link thickness 1,1 mm, Chain Chrome chain, Weight (including chain and bar) 4 kg.