Power Supply: Rechargeable -Material: ABS, Carbon Steel -Charging Time: 8-10 hours -Use Time: 60 minutes -Sharp carbon steel blade with powerful motor for a quick haircut without jamming, easy to clean. -Universal USB charging by the provided cable, connect it to a power adapter, power bank, computer, etc. for convenient charging. -The product is equipped with 4 standard length guide combs, 3/6/9/12mm, you can easily control the length of the hair to be trimmed and create a variety of hairstyles. -Easy to hold, compact and lightweight body is suitable for family and on the go.