The Ryobi RPP750S Extending Pole Pruner has a 20cm 8 inch guide bar with tool free chain tensioning. It is powered by a 750W mains electric motor driving a fast 10msec chain speed for a fast, clean cut.The guide bar and cutting chain are both made by Oregon who manufacture the worldメs most popular guide bars and saw chains.The length extends to 2.7m with the centre shaft and can reach up to 4m high.The blade is set at a 15 degree angle for easier and safer cutting of branches and has automatic chain gear lubrication.The live tool indicator glows blue when it is plugged in to a mains power supply.SpecificationsModel RPP 750SMotor 750w mains electricBar and Chain 20cmExtended Length 2.7mBlade Angle 15ᄚAutomatic Chain LubricationChain Speed 10 msRemovable shaft for convenient storageWeight 3.8kgWarranty Manufacturer's 2 year