Feature:1. [Universal] The lithium battery chainsaw sharpening kit is suitable for most chainsaw blades, which can easily maintain your oil chain.2. [Stable Performance] Cordless chainsaw sharpener with professional manufacturing, craftsmanship and high accuracy help deliver stable performance.3. [Simple To Use] The chainsaw sharpener kit is exquisite in workmanship, and the charging time is 4‑5 hours, working time is 40‑60 minutes, easy to use.4. [Durable Material] Cordless saw sharpener is made of high quality ABS and steel material, which is durable, high hardness, safe and long service life.5. [Widely Application] The cordless chainsaw sharpener speed is 5000‑18000 rpm/min, which is widely used in many situations, such as outdoor, garden, household, etc,Specification:Item Type: Chainsaw SharpenerMaterial: ABS, steelAfter Installation Product Length: Approx. 25cm / 9.8inChuck Capacity: Φ3.2mmBattery: Li-ion battery 1500MAH (Battery Included)Charging Time: 4-5hWorking Time: 40-60 minutesSpeed: 5000-18000 rpm/minWeight: Approx. 385g / 13.6ozColor: RedHow to Use:Guidelines for assembling the chain sharpener:1. Choose one that is slightly smaller than the chain teeth clearance2. Rotate out the original interface nut3. Rotate the grinding chain auxiliary nut clockwise to complete the installationAfter assembling the chain sharpener, you need to use the accessories for adjustment and testing:1. Use a wrench to loosen the height screw on the chain grinding aid2. Use auxiliary tools to select a suitable grinding head3. Adjust the grinding chain auxiliary tool plane to fit the chain4. After the adjustment, tighten the height adjustment screwPackage List:1 x Chainsaw Sharpener (Battery Included)1 x Mounting Head1 x USB Connecting Line13 x Accessories