1、FINE ENGRAVED NON SLIP HANDLE: Ergonomic design, non slip handle part, not tired after long term use. Standard needle stuck port, compatible with 99% of tattoo cartridge needles on the market. 2、PRECISE DIRECT DRIVE SYSTEM: integrated molding, no need for external tattoo power supply, foot pedal and tattoo clip cord. Equipped with RCA converter, connect RCA clip cord, convert to normal mode, perfect for liner and shader. 3、POWERFUL CORELESS MOTOR: 5‑12V adjustable voltage, strong power, easy to find the right speed, 2.0A output, reaches 10000r/m under 10V voltage, the machine runs stably, easy to color, great color retention effect. 4、HIGH PERFORMANCE BATTERY: 2400mAh large capacity battery for wireless operation. It can be fully charged in about 2 hours when the power is exhausted. Strong endurance, can work continuously for 8‑9 hours, suitable for tattoo artists to do large area tattoos. 5、ADJUSTABLE NEEDLE STROKE: There are two built in stainless steel balls at the handle, and the handle is rotated to precisely adjust the stroke of the needle. 6、LCD SCREEN: Clearly display the current tattoo voltage, battery remaining capacity, and operation time, which is convenient for tattoo artists to observe the tattoo status at any time. Item Type: Wireless Rotary Tattoo Pen Material: Aluminum Alloy, Electronic Components Machine Size with Wireless Power Supply: Approx. 132 x 30mm / 5.2 x 1.2in Machine Size with RCA Converter: Approx. 105 x 30mm / 4.1 x 1.2in Battery: Built in lithium battery 2400mAh Process: CNC integrated engraving Needle Stroke: Approx. 4mm / 0.2in Motor: Coreless Motor Battery Interface: Type C interface (USB C) Use Time: The battery output current is 2.0A, and it can work continuously for 8-9 hours Charging Time: Fast charging, it can be fully charged in about 2 hours when the battery is exhausted. Operating Voltage Range: 5-12V; Voltage Regulation Accuracy: Short Press: 0.1V, Long Press: 0.5V LCD Display Content: Output voltage, battery remaining capacity condition, operation time Structure: Integrated lithium battery pen structure, built in lithium battery, the battery part can be rotated and disassembled Applicable Needle: Universal for 99% of tattoo cartridge needles on the market 1 x Wireless Rotary Tattoo Pen 1 x RCA Converter 1 x USB Charging Cable 1 x Bag of Accessories (Accessories are randomly shipped) 1 x Storage Bag