Adopts brush motor, quick-start, timely braking, smoothly speed regulation in a wide range, relatively simple control the circuit and so on. The sawchain has been deep quenching by high temperature, with sharping sawteeth, more wear-resistant, smooth cutting. Perfect for pruning, splitting firewood, cutting wood and etc.. Features: Cordless design, lightweight and portable, easy to carry out and cutting the wood. Adopts brush motor, quick-start, timely braking, smoothly speed regulation in a wide range, relatively simple control the circuit and so on. 5m/s quickly cutting speed, practical, low power consumption, high stability and high working performance. 4inch long guide plate, with guard design, prevents flying sawdust and debris. The sawchain has been deep quenching by high temperature, with sharping sawteeth, more wear-resistant, smooth cutting. Selected quality switch, easy adjustment, stepless speed change. Ergonomic handle design, one hand use, long time griping will not tired hands. With high working efficiency, high positioning accuracy, low noise. Scope of application cutting trees in orchards, pruning branches in municipal gardens, splitting firewood and etc.. Specifications: Material: ABS+metal Battery: 2 * lithium battery, 21V, 2000mAh (included) Guide plate type: chain-wheel type Length of guide plate: 4 inch Chain-speed: 5m/s Cutting size: