1. Introduction
This manual provides comprehensive instructions for the safe and effective use of your MAST TATTOO Fold2 Wireless Tattoo Pen Machine. Designed for professional artists, this device offers adjustable stroke lengths and reliable performance for various tattooing techniques.
2. Safety Information
The MAST TATTOO Fold2 Wireless Tattoo Pen Machine is intended for professional use only. Ensure all components are properly sterilized before each use. Always wear appropriate personal protective equipment, including gloves. Keep the device away from children and unauthorized individuals. For external use only.
3. Product Overview
The Fold2 Wireless Tattoo Pen Machine is equipped with an Mcore motor for consistent power and features a digital voltage display. It offers seven adjustable stroke lengths to accommodate diverse tattooing styles.
Key Features:
- Adjustable Stroke Lengths: Offers 7 stroke options (2.4mm, 2.7mm, 3.0mm, 3.3mm, 3.6mm, 3.9mm, 4.2mm) for versatility in lining, shading, color packing, blending, and SMP work.
- Mcore Motor: Provides exceptional power and durability, ensuring smooth operation through various skin types without snagging.
- Wireless Operation: Features an easy-to-replace battery with stable output, offering up to 6 hours of work on an 8V output.
- Digital Voltage Display: An O-LED display on the battery allows for precise voltage adjustments (±0.1V) within a 4-12V working range.
- Changeable Wireless or Wired: The device supports both wireless operation with its battery pack and wired operation via an RCA connector when the battery is depleted.
- Superior Safety: Incorporates fireproof casing, overcharge protection, advanced temperature control, and short-circuit protection.
Components and Controls:






Official Product Video:
Video 1: This video demonstrates how to use the Mast Fold2 Wireless Tattoo Pen Machine, covering its features and basic operation. Provided by Mast Direct.
4. Setup
- Charge the Battery: Before first use, fully charge the battery. Connect the Type-C charging cable to the battery pack and a suitable power source. Charging typically takes 1.5-2 hours. The O-LED display will indicate charging status.
- Attach the Battery/RCA Connector: Securely attach the fully charged battery pack to the machine. Alternatively, if using wired operation, connect an RCA cable to the machine's RCA port.
- Insert Needle Cartridge: Carefully insert a compatible needle cartridge into the machine's grip, twisting to secure it in place.
- Adjust Needle Depth: Rotate the grip to adjust the needle depth to your desired setting.
5. Operating Instructions
- Power On/Off: Press and hold the power button on the battery pack to turn the machine on or off.
- Adjust Voltage: Use the '+' and '-' buttons on the O-LED display to adjust the working voltage. The voltage can be adjusted in 0.1V increments within the 4-12V range.
- Select Stroke Length: Turn the adjustment knob on the machine to choose your desired stroke length from 2.4mm to 4.2mm.
- Begin Tattooing: Once settings are configured, apply the tattoo pen to the skin with gentle, consistent pressure.
- Battery Life: An 8V output voltage allows for approximately 6 hours of continuous operation. Monitor the battery indicator on the O-LED display.
6. Maintenance
- Cleaning: After each use, thoroughly clean the machine. Disassemble the grip and other removable parts. Use appropriate sterilizing solutions as per industry standards. Do not immerse the motor or battery pack in liquids.
- Lubrication: Periodically apply a small amount of machine lubricant to moving parts as recommended by the manufacturer to ensure smooth operation and longevity.
- Storage: Store the machine in a clean, dry, and sterile environment when not in use. Keep it away from extreme temperatures and direct sunlight.
- Battery Care: Avoid overcharging or completely draining the battery. Charge it regularly, even if not in frequent use, to maintain battery health.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Machine does not turn on. | Low battery; loose connection; faulty power button. | Charge the battery fully. Ensure the battery pack is securely attached. If the power button is damaged, contact support. |
| Inconsistent needle movement or power. | Low battery; improper needle cartridge insertion; motor issue. | Recharge the battery. Re-insert the needle cartridge correctly. If issues persist, contact support. |
| Voltage adjustment not working. | Software glitch; button malfunction. | Restart the machine. If the problem continues, contact support. |
| Machine overheating. | Prolonged use at high voltage; motor strain. | Allow the machine to cool down. Reduce working voltage or take breaks during long sessions. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | THFGR |
| Brand | MAST TATTOO |
| Stroke Lengths | 2.4mm, 2.7mm, 3.0mm, 3.3mm, 3.6mm, 3.9mm, 4.2mm |
| Motor | Mcore |
| Battery Capacity | 1500mAh (1 AA battery included) |
| Charging Time | 1.5-2 hours |
| Working Voltage | 4-12V (adjustable ±0.1V) |
| Output Voltage (8V) Working Time | Approx. 6 hours |
| Connection Type | Wireless (battery) or Wired (RCA) |
| Package Dimensions | 6.97 x 4.02 x 3.15 inches |
| Weight | 13.76 ounces |
| Water Resistance Level | Water Resistant |
9. Warranty and Support
For warranty information and technical support, please refer to the product packaging or contact MAST TATTOO customer service directly. Keep your purchase receipt as proof of purchase.




