Feature 1Multipurpose: The lithium battery chain saw sharpening kit is suitable for most chain saw blades, and can easily maintain your oil chain. 2Stable Performance: The chain saw sharpening kit is fine, has stable performance, and easy to use, so you can use it with confidence. 3USB Charging: The chain saw sharpening tool set uses USB charging, which is small and portable, so you can take it anywhere. 425000r/min: No load speed is 25000r/min, high speed operation, voltage is 12V, easy to use, to meet your various needs. 5Durable Material: This kit is made of premium ABS and steel materials, which are durable, high hardness, safe and can be used for a long time.Item Type: Chainsaw Sharpener Material: ABS, SteelGross Weight: 478g / 16.9ozProduct Length: Approx.28cm / 11.0inNo Load Speed: 25000RPMPower: 55WVoltage: 12VPower Plug: US 110V .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Chainsaw Sharpener1 x Connecting Wire1 x Power Head3 x Grindstone3 x Accessories1 x Fixing Plate and Belt1 x Instruction