Only for professional users with special training. Deep discharge protection: the machine switches off automatically when the battery is almost empty. Delivery in carton without battery, charger, or case. Handy chainsaw with a powerful motor for high chain speed and fast cuts. Features automatic chain lubrication and allows for saw chain change and adjustment of chain tension without tools. Equipped with a chain brake. One battery charge is sufficient for about one oil tank filling. Top handle cordless chainsaw, approved only for professional users with special training. Not included in delivery: battery and charger.