Features: Elevates your tattooing game with this wireless pen that offer adjustable stroke length for precise and versatile designs. Crafted with durable aluminum, this rotary pen features an OLED display for easy customization of settings. Suitable for professionals and enthusiasts alike, this portable pen provides a comfortable grip and precise control for creating unique designs. Take your creativity anywhere with this lightweight and compact pen, perfect for tattooing in various environments. Experience exceptional performances and reliability with this tattooing tool, ensuring a smooth and enjoyable artistic process. Specifications: Material:Aluminium Size:Approx.13x3cm/5.12x1.18inch Color:Red/Green/Gray Weight:241g Machine speed: 10000rpm Output current: 1.5A Input voltage: DC5V/1A Voltage: 4-12V Product motor: brushless motor Battery capacity: 2000mah Charging time: 2 hours Use time: 8-12 hours Charging method: Type-c fast charging Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1 Set TattooPen