12" Handheld Battery Powered Chainsaw has an ergonomic and lightweight design with high performance. Compared to Gas Chainsaw, Battery Powered Chainsaw has significant advantages, like ultra-small size and weight design, simple operation, easy to use, and more labor-saving, and can be used on trees, started very quickly, light but powerful, one-hand operated for working easier and effortless, making it be a perfect tool for climb cutting, farm, garden, and home use. Maximum cutting diameter is 250mm-300mm( 12 inch ). Motor speed is 23000r/min. If you need, the Battery Chainsaws comes with an oiler supply system, delivering a steady supply of bar and chain oil for safe and effective use, this will help extend the using life of your chainsaw. Delivering a sharpen chain, which is right-angle cutting teeth, higher cutting efficiency, and longer use time.