ATK U2 V2 Ultimate Wireless Mouse

ATK U2 V2 Ultimate Wireless Mouse Instruction Manual

Model: U2 V2 Ultimate / U2 V2 Mini

Brand: ATK

1. Introduction

The ATK U2 V2 Series wireless gaming mouse is engineered for competitive performance, offering ultra-low latency, high precision, and a lightweight design. This manual provides detailed instructions for setting up, operating, and maintaining your ATK U2 V2 mouse to ensure optimal performance.

ATK Liekong U2 Series V2 mouse in a display case
ATK Liekong U2 Series V2 Race-level ultra-light wireless mouse.

2. Package Contents

Please check the contents of your package. Depending on the specific model (Ultimate Master Edition or Mini Master Edition), the contents may vary slightly:

  • ATK U2 V2 Wireless Mouse (Ultimate or Mini version)
  • USB Receiver (1K Nano Receiver or New GEN8K Receiver)
  • Braided data cable
  • User Guide & Warranty Certificate
  • Additional Gray Competitive Foot Stickers (for some models)
  • DONGLE Extension Adapter (for some models)
  • Anti-Slip Sticker (for some models)

3. Product Overview

The ATK U2 V2 mouse features an ergonomic design optimized for e-sports, with a focus on comfort and precise control. It comes in two main sizes: the Ultimate Master Version for medium/large hands and the Mini Master Edition for small/medium hands.

U2 Family Dual-Morphology showing size comparison
U2 Family Dual-Morphology: U2V2 Ultimate Master Version (123.7x64.6x39.1 mm) and U2V2Mini Master Edition (119.5x63x38.5 mm).

Key components include:

  • New Nano Coating: Upgraded anti-stain, sweat-resistant, stain-proof, and easy-to-clean surface.
  • TTC Gold Wheel: Durable and responsive scroll wheel.
  • ATK Custom Optical Switches: Precision-tuned for accurate response.
  • PAW3950Ultra Flagship Sensor: High-performance optical sensor.
  • Nordic54L15 Flagship Main Control: Advanced processing chip for optimal performance.
Exploded view of the mouse showing internal components
Lightweight design with internal components highlighted. Weights: 45g (Ultimate) and 39g (Mini).
Illustration of ATK Custom Optical Switches
Precision-tuned ATK Custom Optical Switches for accurate response.

Available colors include White, Lake Water Green, Rose Red, and Black.

Available color options for the mouse
Color options: White, Lake Water Green, Rose Red, Black.

4. Setup

The ATK U2 V2 mouse supports 3-mode connectivity: Wired, 2.4G Wireless (StarLink), and Bluetooth (U2/U2PLUS models only).

4.1. Wired Connection

  1. Connect the braided data cable to the USB-C port on the front of the mouse.
  2. Plug the other end of the cable into an available USB port on your computer.
  3. The mouse will be recognized automatically.

4.2. 2.4G Wireless Connection (StarLink)

  1. Locate the USB receiver (1K Nano Receiver or New GEN8K Receiver) in your package.
  2. Plug the USB receiver into an available USB port on your computer. For optimal performance, use the DONGLE Extension Adapter to place the receiver closer to the mouse.
  3. Turn on the mouse using the switch on the bottom.
  4. The mouse should automatically connect to the receiver. If not, refer to the pairing instructions in the ATK HUB 3.0 software.
Mouse supporting Star Flash connection
The mouse supports Star Flash 2.4G wireless connection for faster and more stable performance.

4.3. Bluetooth Connection (U2/U2PLUS models only)

  1. Turn on the mouse and switch it to Bluetooth mode (refer to the switch on the bottom of your mouse).
  2. On your computer, go to Bluetooth settings and search for new devices.
  3. Select "ATK U2 V2" (or similar name) from the list of available devices to pair.

5. Operating Instructions

5.1. Polling Rate

The ATK U2 V2 mouse features an 8T8R True 8KHz (Double 8KHz) bidirectional transmission, providing ultra-low latency of 0.181ms and a smooth trajectory for competitive gaming.

Illustration of 8T8R 8KHz bidirectional transmission
8T8R True 8KHz bidirectional transmission for superior responsiveness.
Detailed diagram of 8KHz polling rate data transmission
Comparison of data transmission at 1000Hz vs 8000Hz polling rates, showing smoother trajectory at 8000Hz.

5.2. DPI Adjustment

The PAW3950Ultra flagship sensor offers a wide DPI adjustment range from 10-30000, overclockable up to 42000 DPI. You can adjust DPI settings via the ATK HUB 3.0 software or using dedicated buttons on the mouse (if available).

Illustration of flagship sensor performance
Flagship performance with precise capture of every subtle operation.

5.3. Lift-Off Distance (LOD)

The mouse supports adjustable LOD heights from 0.7mm to 1.7mm with 0.1mm precision, offering 11 adjustable levels. This setting can be configured through the ATK HUB 3.0 software.

LOD height settings
Adjustable LOD height from 0.7mm to 1.7mm with 11 levels of precision.

5.4. Firmware

The mouse utilizes ATK Ultra-Shark Competitive Firmware MAX to unleash its full hardware potential, ensuring smoother control and enhanced performance.

ATK Ultra-Shark Competitive Firmware MAX illustration
ATK Ultra-Shark Competitive Firmware MAX for optimal hardware performance.

6. Software/Driver Installation (ATK HUB 3.0)

To customize your mouse settings, including DPI, button assignments, polling rate, and LOD, download and install the ATK HUB 3.0 software from the official ATK website. This dual-end drive software is efficient, quick, and supports multiple operating systems.

Screenshot of ATK HUB 3.0 software interface
ATK HUB 3.0 software interface for advanced customization.

7. Charging and Battery Life

The ATK U2 V2 Ultimate Master Edition is equipped with a 500mAh high-density battery, offering over 500 hours of battery life at a 1000Hz polling rate. The U2V2Mini Master Edition has a 300mAh battery. Actual usage time may vary based on environment, settings, and habits.

To charge the mouse, connect it to your computer using the provided USB-C cable. The mouse can be used while charging.

Long-term battery life with 500mAh capacity
Long-term battery life with 500mAh capacity (Ultimate Master Edition).

8. Maintenance

To ensure the longevity and optimal performance of your ATK U2 V2 mouse, follow these maintenance guidelines:

  • Cleaning: Use a soft, dry cloth to wipe the mouse surface. For stubborn stains, a slightly damp cloth with mild soap can be used, but ensure no liquid enters the mouse. The Nano Ice-Feel Coating is sweat-resistant and easy to clean.
  • Storage: Store the mouse in a cool, dry place away from direct sunlight and extreme temperatures.
  • Avoid Drops: Protect the mouse from drops and impacts, which can damage internal components.
  • Cable Care: Handle the braided data cable gently to prevent fraying or damage.
Nano Ice-Feel Coating description
Nano Ice-Feel Coating provides an upgraded anti-stain, sweat-resistant, and easy-to-clean surface.

9. Troubleshooting

  • Mouse not responding:
    • Ensure the mouse is powered on.
    • Check battery level and charge if necessary.
    • For wireless connection, ensure the USB receiver is properly plugged in and within range. Try a different USB port.
    • For wired connection, ensure the cable is securely connected to both the mouse and the computer. Try a different USB port or cable.
    • Re-pair the mouse with the receiver using the ATK HUB 3.0 software if using 2.4G wireless.
  • Lag or erratic movement:
    • Ensure the mouse sensor is clean and free of debris.
    • Use on a suitable mouse pad.
    • Reduce interference by moving the receiver closer to the mouse or away from other wireless devices.
    • Update mouse firmware via ATK HUB 3.0.
  • Software not detecting mouse:
    • Ensure the mouse is connected (wired or 2.4G wireless).
    • Restart your computer and the ATK HUB 3.0 software.
    • Reinstall the ATK HUB 3.0 software.

10. Specifications

Below are the detailed product parameters for the ATK U2 V2 series mice:

Product Parameters table
Detailed Product Parameters for U2, U2 Plus, U2 Pro Max, U2V2 Ultimate Master Version, and U2V2Mini Master Edition.

Key Specifications (U2V2 Ultimate Master Version / U2V2Mini Master Edition):

Feature U2V2 Ultimate Master Version U2V2Mini Master Edition
Color Matching White, Black, Lake Green, Rose Red White, Lake Green
Size (mm) 123.7x64.6x39.1 (Medium/Large hands) 119.5x63x38.5 (Small/Medium hands)
Coating New Nano Coating New Nano Coating
Main Control Chip Nordic 54L15 Nordic 54L15
Sensor PAW3950Ultra PAW3950Ultra
Polling Rate Wired/Wireless Dual 8K Wired/Wireless Dual 8K
Battery 500mAh (High density) 300mAh (High density)
Battery Life (1K) 500+ Hours (1000Hz) 300+ Hours (1000Hz)
Weight 45g±2g 39g±3g
Primary Keying ATK Custom Optical Switches ATK Custom Optical Switches
Scroll Wheel TTC Gold Wheel TTC Gold Wheel
Foot Stickers Standard Gray double-layer anti-dent foot stickers + PTFE pure white foot pads Standard Gray double-layer anti-dent foot stickers + PTFE pure white foot pads
Connection Method 2.4G/Wired/Bluetooth 2.4G/Wired
Receiver New GEN8K Receiver New GEN8K Receiver
ATK Self-developed 54 Series Max shark mouse program details
ATK Self-developed 54 Series Max shark mouse program: 0.181ms key response delay, 20000 FPS scan speed, Nordic54 Series main control (22nm, 128MHz).

Sensor Comparison (PAW3950 vs PAW3950Ultra):

Feature PAW3950 PAW3950Ultra
DPI Adjustment Range 50-30000 (Overclockable up to 36000) 10-30000 (Can be overclocked to 42000)
Tracking Rate 750 IPS 750 IPS
Acceleration 50G 50G
Comparison table for PAW3950 and PAW3950Ultra sensors
Detailed comparison of PAW3950 and PAW3950Ultra sensor specifications.

11. User Tips

  • For competitive gaming, always ensure your mouse is fully charged or connected via cable to avoid unexpected power loss.
  • Experiment with different LOD settings in the ATK HUB 3.0 software to find what feels most comfortable and precise for your playstyle.
  • Regularly check for firmware updates through the ATK HUB 3.0 software to benefit from performance improvements and bug fixes.
  • Utilize the DONGLE Extension Adapter to position the 2.4G receiver as close as possible to the mouse for the most stable and lowest latency wireless connection.

12. Warranty and Support

Your ATK U2 V2 Wireless Mouse comes with a standard warranty. Please refer to the Warranty Certificate included in your package for specific terms and conditions. For technical support, troubleshooting assistance, or warranty claims, please visit the official ATK website or contact their customer service.

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