Maxlander 10-Inch Battery-Powered Chainsaw, 20V Cordless Chainsaw,, Lightweight. ?High Performance? MAXLANDER Powerful Cordless Electric Chainsaw feature with 10 in. bar and chain (low kickback) with chain brake for added protection. High chain speed provides quick and easy cuts to get your job done faster. You can fully charge the battery within about 1 hrs with our quick charger putting you back to work. ?Tool-Free Chain Tensioning?The automatic, tool-free chain tension system ensures you?ll always have the correct tension for the job at hand while delivering the highest cutting performance. ?Auto Oiling System?Oiling system lubricates itself to elongate the bar and chain's lifespan, the oil level indicator window allows you to gauge oil usage. Oil(30W) not included. ?High Safety Triple Protection?The quick stop chain brake helps to use more securely. Protect against accidental starts to ensure the safety of the user. Only you pull back the chain kickback brake baffle, push forward the lock off button and press the trigger switch at the same time then you can turn on the portable battery chainsaw. With this triple protection, using more safer. ?Ergonomic Design Powerful Engine ?This cordless chainsaw owns powerful engine and professional gear structure which provides max power when cutting. It has soft rubber handle which is very convenient for carrying. The comfortable handle design, non-slip and shock-absorbing, not easy to fatigue for a long-term use, making this chainsaw balanced, maneuverable, and comfortable to operate, use more securely.