Features: Experience seamless tattooing with our Tattooing Color Screen Wireless Power Supply, offering stable output and supporting prolonged work, enhancing your tattooing efficiency. Built in large capacity battery and strong RCA interface compatibility, this power supply boasts an Color screen display for easy operation, lightweight and portable designs. Great for professional tattooing artists, efficient and convenient tattooing art creators, and mobile tattooing enthusiasts. Suitable for use in tattooing studios, at trade shows, outdoor event, and various environments where plug free operation is essential. Designed for versatility and reliability, ensuring creativity without technical interruptions. Specifications: Charging time: about 1 hour Working time: about 3-4 hour Output voltage:2.7-12V Component: ABS Battery capacity: 1200mAh Charging port: Type C Input voltage: 3.7-1A Memory mode：3 Mode Color: Black Size:approx. As picture shown 7.3x3.2cm/2.87x1.25in Quantity: 1pc Package Includes: 1pc Wireless Tattooing Power Supply note: Please allow 1-3cm error due to manual measurement. please sure you not mind before you bid. Due to difference between different monitors, the picture may not reflect the actual color of item.