40v Lithium Cordless Pole Saw - Harbor Freight- rechargeable pole saw ,Product Overview. Trim trees and large bushes easily and safely with the LYNXX® 40v Lithium Cordless Pole Saw. The lightweight heavy duty pole extends up to 8 ft. 10 in. so that you can reach branches up to 15 ft. off the ground. The 40v battery delivers more power and longer run times so that you get more work done on a single charge.What is a Pole Saw? | Rechargeable Chainsaws19/8/2018· The simplest definition that you will ever get for a pole saw is probably a powered saw on the end of a pole. Pole saws were generally Gas engine powered, however as with rechargeable chainsaws battery powered and even electric powered motors now rule the roost and are taking the market by storm.