1. Introduction
Thank you for choosing the POSEIDON Tattoo Pen Set. This rotary wireless tattoo machine kit is designed for professional tattoo artists, offering quiet stability, strong motor performance, and a comfortable ergonomic design. This manual provides essential information for the safe and effective use of your new tattoo machine.
The tattoo machine pen features exquisite workmanship, high hardness, and a lightweight unibody design. An aluminum alloy protective layer at the needle cylinder interface ensures a tight and wear-resistant connection. It is suitable for various tattooing and embroidery tattoo applications.
2. Package Contents
The POSEIDON Tattoo Pen Set typically includes the following items:
- Tattoo Pen x 1
- Wireless Power Source x 1
- Shavers x 1
- Poseidon Tattoo Cartridge Needles x 10 (5x 1205RL, 5x 1007CM)
- 5cm Black Bandage x 1
- Brushes x 1
- Tattoo Clean Pad x 4
- Gloves x 1 Pair
- Tattoo Transfer Paper x 4
- Tattoo Practice Leather x 1

3. Specifications
| Feature | Specification |
|---|---|
| Model Number | TU24-2 (Other variants include HM124, TU24-6, TU24) |
| Brand Name | POSEIDON |
| Type | Tattoo Kits |
| Origin | Mainland China |
| Frame Material | Aerospace-grade Aluminum Alloy |
| Technology | Five-axis precision CNC machining |
| Battery Capacity | 1500mAh (Integrated) |
| Motor | Coreless Motor, Japanese motor. 8V/8500 RPM |
| Principle | Direct-drive long-axis |
| Stroke Length | 4.2 mm |
| Adjustable Needle Length | 1 mm - 4.2 mm |
| Working Voltage | 4-12 V (Starting voltage: 8V) |
| Grip Distance | 42 mm |
| Charge Time | 1.5 hours |
| Working Duration | Up to 5 hours |
| Charging Interface | Type-C |
| Is Batteries Included | Yes |
| High-concerned chemical | None |


4. Setup
Before operating your tattoo pen, ensure it is fully charged and you have selected the appropriate needle cartridge.
4.1 Charging the Device
Connect the tattoo pen to a compatible Type-C charging cable. The display will show a charging symbol. Once fully charged, the display will indicate the actual battery status.

4.2 Attaching Needle Cartridges
Carefully insert the desired needle cartridge into the front of the tattoo pen. Ensure it is securely seated. The kit includes Poseidon Tattoo Cartridge Needles (1205RL and 1007CM).

4.3 Adjusting Needle Length
The needle length can be adjusted from 1 mm to 4.2 mm by rotating the grip of the tattoo pen. This allows for precise control over needle depth.

5. Operating Instructions
The tattoo machine is controlled via the power button and plus/minus function buttons. The operational steps are as follows:
- Power On/Off: Press and hold the power button for 1.5 seconds to turn the machine on or off.
- Start/Pause Motor: After turning on, press the power button to activate the motor and start the timer. Press again to pause.
- Battery Status Display: Each time you press the power button to activate the motor, the battery symbol will be displayed on the screen.
- Strong Start Mode: Double-press the function buttons after starting to switch to strong start mode. The highest speed will be maintained for 0.5 seconds, then it will return to the set speed.
- Speed Adjustment: Use the plus (+) and minus (-) buttons to adjust the voltage in increments of +/-0.1V. Hold the buttons down for continuous adjustment. The voltage range is between 4.0V and 12.0V, with a default setting of 8V.
- Memory Function: The machine will restore the previously set speed or mode when powered on again.
- Display Auto-off/Sleep: The display will automatically turn off after 10 seconds of inactivity and enter sleep mode after 5 minutes of inactivity.
- Low Battery Reminder: When the battery status reaches 79%, the battery symbol will blink as a reminder.
- Charging During Operation: The Type-C charging function is available during operation. The display will show the charging symbol, and then the actual battery status will be shown again and blink.
- Automatic Threading/Unthreading: If threading is not performed again within 5 minutes, automatic threading and unthreading will occur.
- Reverse Stitching Function: The timer runs when the motor is active and pauses when the machine is paused. The timer resets each time the power button is pressed to pause.
- Function Keys Setup: The function keys (M) offer two options. After pressing the function button, it switches to the selected option, and the corresponding setting is displayed. Use the plus/minus buttons to set the stitching length or frequency. The setting can be changed by rotating the function button. Press the power button to exit the setting, or hold it down for 5 seconds for automatic setup.
- Clamping Mode: Press the function button (M) to switch between clamping mode and normal mode. Press M again to switch within the clamping frequency range. Use the plus/minus buttons to set the frequency (e.g., 20NPS10HZ). Hold for 5 seconds for automatic setup.
6. Maintenance
Proper maintenance ensures the longevity and optimal performance of your tattoo machine. Always ensure the device is powered off and disconnected from any power source before cleaning or performing maintenance.
- Cleaning: Regularly clean the exterior of the tattoo pen with a soft, damp cloth. Use appropriate sterilization solutions for parts that come into contact with skin or ink, following industry standards.
- Needle Cartridges: Always use new, sterile needle cartridges for each client. Dispose of used cartridges safely and responsibly.
- Storage: Store the tattoo machine and its components in a clean, dry, and safe environment when not in use.
Warning: Cleaning and user maintenance should not be performed by children without supervision.
7. Troubleshooting
If you encounter issues with your POSEIDON Tattoo Pen, refer to the following troubleshooting guide:
| Error Code/Symptom | Description | Solution |
|---|---|---|
| E1 | Motor lock or overload protection activated. | Check for any obstructions preventing the motor from running freely. Reduce pressure during operation. Restart the machine. |
| E2 | Overcurrent protection activated. | This indicates excessive current draw. Ensure you are using compatible needles and operating within the recommended voltage range. If the issue persists, contact support. |
| Battery not charging | The device does not show a charging indicator or battery level increases. | Ensure the Type-C cable is securely connected to both the device and a working power adapter. Try a different cable or adapter. |
| Machine not turning on | Device is unresponsive after pressing the power button. | Ensure the battery is charged. Press and hold the power button for the required 1.5 seconds. |
8. Safety Information
- This appliance can be used by children aged 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved.
- Children shall not play with the appliance.
- The appliance must only be supplied at safety extra-low voltage corresponding to the marking on it.
- WARNING: To avoid danger of suffocation, keep any plastic bags away from babies and children. Do not use these bags in cribs, beds, carriages, or playpens. This bag is not a toy.
9. User Tips
- Battery Life: The integrated battery is designed to last for many hours of continuous use. While the battery is integrated and not user-replaceable, proper charging habits can maximize its lifespan.
- Needle Compatibility: Ensure you use universal cartridge needles that are compatible with rotary tattoo pens for optimal performance and safety.
- Regular Checks: Periodically check all connections and components for wear or damage to prevent unexpected issues during operation.
10. Warranty and Support
For detailed warranty information, technical support, or further inquiries, please refer to the official user manual PDF provided by the manufacturer. You can access the PDF version of the manual here.





