Introduction
Thank you for choosing the GravaStar Mercury X Air Wireless Gaming Mouse. This ultra-lightweight gaming mouse is designed for high-performance gaming, offering versatile connectivity options (2.4 GHz wireless, Bluetooth, and wired), a high-precision PAW3950 sensor with up to 32,000 DPI, and customizable RGB lighting. This manual will guide you through the setup, operation, maintenance, and troubleshooting of your new device.
Package Contents
Please verify that all items are present in your package:
- GravaStar Mercury X Air Wireless Gaming Mouse
- USB-C to USB-A Charging/Data Cable
- 2.4 GHz Wireless Receiver (USB Dongle)
- User Manual (this document)

Image: The GravaStar Mercury X Air Wireless Gaming Mouse, showcasing its unique hollow skeleton design and Onyx Crystal finish.
Setup
1. Charging the Mouse
Before initial use, it is recommended to fully charge the mouse. Connect the USB-C end of the provided cable to the mouse and the USB-A end to a powered USB port on your computer or a USB wall adapter. The RGB lighting will indicate charging status.
2. Connecting via 2.4 GHz Wireless (Recommended for Gaming)
- Locate the 2.4 GHz wireless receiver (USB dongle) in your package.
- Plug the receiver into an available USB port on your computer.
- Turn on the mouse using the power switch located on the bottom of the mouse.
- Ensure the mode switch on the bottom of the mouse is set to 2.4G mode.
- The mouse should automatically connect to the receiver. The RGB lighting will indicate a successful connection.
3. Connecting via Bluetooth
- Turn on the mouse using the power switch.
- Set the mode switch on the bottom of the mouse to BT (Bluetooth) mode.
- On your computer, navigate to Bluetooth settings and enable Bluetooth.
- The mouse should appear as "GravaStar Mercury X Air" or similar in the list of available devices. Select it to pair.
- The RGB lighting will indicate successful pairing.
4. Connecting via Wired Mode
- Connect the USB-C end of the provided cable to the mouse and the USB-A end to your computer.
- The mouse will automatically switch to wired mode and begin charging.
- No specific mode selection is required on the mouse for wired operation.
Operating Instructions
1. Power On/Off
The power switch is located on the bottom of the mouse. Slide it to the ON position to power on and to the OFF position to power off.
2. DPI Adjustment
The GravaStar Mercury X Air mouse features a dedicated DPI button, typically located behind the scroll wheel. Press this button to cycle through preset DPI levels. The RGB lighting may change color to indicate the current DPI setting.

Image: Top view of the mouse, highlighting the left/right click buttons, scroll wheel, and DPI adjustment button.
3. Button Functions
The mouse has 5 programmable buttons:
- Left Click Button
- Right Click Button
- Scroll Wheel Click
- DPI Cycle Button
- Side Button (Forward/Back, typically)
Button functions can be customized using the GravaStar software.
Customization (Software)
To unlock the full potential of your GravaStar Mercury X Air mouse, download the official GravaStar software from the official website. The software allows you to:
- Adjust DPI settings and create custom profiles.
- Customize RGB lighting effects, colors, and brightness.
- Program macros and reassign button functions.
- Adjust polling rate (up to 8K Hz with the appropriate receiver).
Maintenance
1. Cleaning
Use a soft, dry cloth to wipe the surface of the mouse. For stubborn dirt, slightly dampen the cloth with water or a mild cleaning solution. Avoid using harsh chemicals or abrasive materials. Due to the hollow design, use compressed air to clear dust from inside the mouse.
2. Battery Care
The mouse uses a built-in Lithium-polymer battery. To prolong battery life:
- Avoid fully discharging the battery frequently.
- Store the mouse in a cool, dry place when not in use for extended periods.
- Charge the mouse regularly, even if not used daily.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Mouse not responding | Low battery; Incorrect mode selected; Receiver not connected; Bluetooth not paired. | Charge the mouse; Ensure correct mode (2.4G/BT) is selected; Re-plug the 2.4 GHz receiver; Re-pair via Bluetooth; Try wired mode. |
| Lag or disconnections (Wireless) | Interference; Distance from receiver; Low battery. | Move closer to the receiver; Ensure no strong interference sources nearby; Charge the mouse; Try a different USB port for the receiver. |
| RGB lighting not working | Software settings; Mouse is off. | Check RGB settings in the GravaStar software; Ensure the mouse is powered on. |
| DPI not changing | DPI button malfunction; Software conflict. | Ensure the DPI button is pressed correctly; Check DPI settings in the GravaStar software. |
Specifications
- Brand: GravaStar
- Model: Mercury X Air
- Connectivity Technology: Bluetooth, 2.4 GHz Wireless, Wired (USB-C)
- Movement Detection Technology: Optical (PAW3950 Sensor)
- Max Sensitivity: 32,000 DPI
- Number of Buttons: 5
- Weight: Approximately 56g
- Compatible Devices: PC, Laptop
- Battery: 1 Lithium-polymer (included)
- Special Feature: Ultra-lightweight, RGB Lighting, 8K Polling Rate (with 8K receiver)
- Country of Origin: China
Warranty and Support
The GravaStar Mercury X Air Wireless Gaming Mouse comes with a 1-year manufacturer's warranty. This warranty covers defects in materials and workmanship under normal use.
For technical support, warranty claims, or further assistance, please visit the official GravaStar website or contact their customer service directly. Keep your proof of purchase for warranty validation.