Greenworks 8.5' 6.5 Amp Corded Pole Saw with Case 20192 Note: Refer page 23 of the user manual to review the chain tensioning instructions to prevent chain slipping 6.5 Amp Electric Motor starts withing seconds and gets the job done. 8-Inch Oregon bar and chain for trimming down limbs in hard to reach areas Easy adjust chain tensioning system for quick tightening of the chain Automatic oiler applies oil to the bar and chain to ensure durability and extend the life of the chain 3-piece aluminum shaft can be extended to 8 ft. for the perfect extended