The battery-operated chainsaw is the ultimate tool for any garden enthusiast, giving freedom from electricity cables and but with the lightness of it. Thanks to Korean technology and engineering, this powerful device can produce 3,300 rpm speed, which is transferred to the chains, it has 6m/s chain speed. The 25.4cm long chain bar provides enough cutting capacity for casual work in your garden. The 40 teeth chain's proper working order can be ensured with sufficient lubrication. Please make sure it is used with the 170ml oil tank filled with special chain oil, available at petrol stations. The device is working with either 2,000mAh or 4,000mAh (recommended) batteries. These are available to purchase separately. The batteries are interchangeable with other DAEWOO U-Force devices. One battery for all. Features and Benefits POWER - The 18V motor provides a 3,300 rpm no-load speed, the chain bar transfers it to a 6m/s chain speed SAFETY - Anti-lock switch, chain bar guard cover, chain-blo