This product is a mini handheld chainsaw product suitable for wood cutting, garden pruning, small branch cutting and shrub pruning. It is widely used in gardens, farms, parks, forests, greenhouses, pastures and orchards. The two-in-one chain is 6 inches and 8 inches respectively, which meets the needs of different scenarios. The product comes with 2 21V 2000mAh lithium batteries, which can be used for 30 minutes after being fully charged. The two batteries can be used together for 1 hour. Meet the needs of daily use. The lithium battery of the brushless chainsaw is compatible with Makita's battery, and it can be fully charged in 2.5 hours with the fast charger included with the product. The mini battery chainsaw is equipped with lubricating oil. Apply the lubricating oil on the chain before use to prevent the chain from getting stuck when sawing objects. The brushless chainsaw uses a safety setting. Before turning it on, you need to press the safety button and then press the saw switch to turn it on. Avoid danger caused by user error operation. This mini brushless chainsaw is light in weight, weighing only 2.6 pounds including the installed battery, and is small in size and easy to carry and store. The noise is lower than the average level of normal chain saw operation. With such a long battery life, this chainsaw is able to cut 4x4-inch blocks of wood 120-150 times, or 6x6-inch blocks 100-120 times. The mini cordless chainsaw can be used for pruning shrubs. It is very convenient for pruning trees and shrubs, especially for light pruning. It is very practical for pruning apple trees, Christmas trees and firewood, as well as clearing brushes and small branches. This mini chainsaw is designed for efficient cutting of thick branches. It is equipped with a 1000-watt high-power motor with a speed of up to 29.8 feet per second, and it can cut a 6-inch diameter log in just 8 seconds. Rotate the screw cap to open the cover, and with the included screwdriver, you can easily change the chain in 5 minutes. This mini chainsaw is easy to clean. It comes with a cleaning brush to assist cleaning, which makes it very simple to clean after use. The cordless chainsaw also has a rotatable protective guard to prevent sawdust from flying when cutting trees and pruning branches. This mini chainsaw is easy to operate, even for people with small hands. Its lightweight design and ergonomic fit ensure a comfortable grip and easy control. Weighing only 2.6 pounds, it can be operated with one hand, making it ideal for home and occasional work, including for the elderly.