1、High Speed Motor: The tattoo pen is equipped with a high speed motor that delivers strong magnet, offering a higher frequency of needle penetration. This results in faster coloring and reduces skin damage. 2、Adjustable Voltage Power Supply: It allows for adjustable voltage ranging from 3‑12V with a 0.1V precise. It caters to the speed requirements of tattoo artists for different parts of the body. The standard RCA interface ensures a tight connection, preventing accidental disconnections. 3、Aluminum Alloy: The kit features an aluminum alloy body for the tattoo pen machine and tattoo power supply, making it durable and lightweight. It creates a seamless tattooing experience. It can also be adjusted to accommodate various tattoo cartridges, allowing for adjustable needle length. 4、Build in 1500mAh Battery: The design provides 7 hours of continuous operation at 5V working voltage when fully charged. This allows for large scale tattooing and enables the alternating use of 2 power supplies. The LCD display on the power supply shows the current voltage and remaining battery life, offering convenient monitoring and operation for tattoo artists. 5、Wireless Operation: The tattoo pen is designed to work with a wireless tattoo power supply, eliminating the need for multiple accessories such as power cords, hook cords, and foot pedal. 6、Ergonomic Design: The tattoo pen is designed with an ergonomic grip that takes into consideration the hand muscles pen holding posture. Its body provides a comfortable grip, reducing fatigue for tattoo artists. 7、Complete Tattoo Kit: This enhances convenience for tattoo artists while providing a cost effective solution. It is suitable for both professional tattoo artists and beginners for practice. Item Type: Tattoo Pen Wireless Power Supply Kit Material: Aluminum Alloy, Electronic Components Description: 1. Tattoo Pen Needle: Used for most Tattoo a body needle on the market Interface: RCA interface Tattoo Pen Size: Length (without needle) : Approx. 115mm / 4.5in Diameter: Approx. 28mm / 1.1in Stroke: Approx. 2.5mm / 0.1in Working Voltage: 5-9V, do not overload for a long time Voltage Speed: 6000-12000RPM 2. Tattoo Power Supply Size: Approx. 70 x 30mm / 2.8 x 1.2in Battery: Built in lithium battery 1500mAh Output Voltage: 3-12V adjustable, adjustment accuracy 0.1V Power Port: RCA port Charging Interface: USB Type C Charging Voltage: DC5V /1A Charging Time: 2-3 hours Endurance Time: under full charge, 5V working voltage can last for 7 hours 1 x Tattoo Pen 1 x Wireless Tattoo Power Supply 1 x USB Cable