OVERVIEW: [Efficient Operation & Power Indicator] HAJACK electric chainsaw adopts high-quality guide bar and chains that have undergone a deep quenching process to ensure more wear-resistant and cutting smoothly. [Tool-Free Installation & Chain Tensioning] This cordless chainsaw can be used after unpacking without any installation. With the tool-less design and tool-free chain tension, you can easily replace chain and adjust the tightness of chain. Meanwhile, our chain saw is small in size,...