BU-KO - 52cc 3 in 1 Multi-Tool, Easy To Assemble, lightweight High Performance, Heavy Duty Powerful 3HP, Use 2 Stroke Oil, Mix 25/1 to keep the Engine Lubricated, Vertical Single- Cylinder; Power Supply: 2.2 Kw to 7500 rpm, CE & EMC Approved. Attachments: New Design Strimmer Attachment with 3 Strimmer Heads (Aluminum Nylon Bump Spool Grass Trimmer, 3 Tooth Brush Cutter Blade, 200mm/8inch Steel Wire Trimmer Head). Backpack Design: Experience unmatched mobility and comfort with the PowerGarden Backpack Petrol Multi-Tool allowing you allowing you to move freely and efficiently across your garden. Note: Use 2-stroke semi-synthetic oil on this machine, it is vital to have a mix ratio at 25:1, anything else for this machine will harm the performance.