1. Product Overview
The Smatree T89T is a hard protective case designed for 15.6-inch laptops, offering comprehensive protection and enhanced usability. It features a durable hard shell, shock-resistant padding, and a waterproof coating to safeguard your device from impacts, scratches, and moisture. Additionally, it integrates an adjustable stand for ergonomic use and improved heat dissipation.
Key Features:
- 360° All-Around Protection: Hard shell exterior with internal shock-resistant padding.
- Waterproof Coating: Repels accidental spills and light rain.
- Built-in Adjustable Stand: Elevates laptop for better ergonomics and cooling.
- Internal Support Straps: Secures laptop and allows flexible angle adjustment.
- Durable Construction: Crafted from high-quality PU leather, EVA hard shell, and velveteen lining.

Image: The Smatree T89T hard protective case in a closed position, showcasing its sleek design and robust exterior.
2. Compatibility
The Smatree T89T case is specifically designed for various 15.6-inch MSI laptop models. To ensure proper fit, please verify your laptop model against the list below and confirm its dimensions are within the specified internal sleeve dimensions.

Image: A detailed compatibility table listing various 15.6-inch MSI laptop models and their corresponding dimensions, confirming fit for the T89T case.
Compatible Models:
- 15.6 inch MSI Stealth 15 A13VF-038US
- 15.6 inch MSI GS66 Stealth 11UH/11UG/11UE
- 15.6 inch MSI Creator 15 A10UG-286/A10UE-285/A10UGT-465
- 15.6 inch MSI GS66 Stealth 10SGS/10SFS/10SE/10SF
- 15.6 inch WS66 11UMT/11UKT
- 15.6 inch Stealth GS66 12UHS/12UH-095/12UGS
- 15.6 inch Creator 15 A11UH/A11UE
- 15.6 inch Stealth 15M A11UEK Stealth 15 A13VF-012US/A13VF-038US
3. Setup Instructions
Follow these steps to correctly place your laptop into the Smatree T89T case and prepare it for use.
Inserting Your Laptop:
- Unzip the case completely and lay it flat on a stable surface.
- Carefully place your 15.6-inch laptop into the bottom section of the case. Ensure it sits snugly within the internal dimensions.
- Secure the laptop using the internal support straps. These straps are designed to hold the laptop in place and allow the top shell to conform to your laptop's angle when opened.
- Close the case by zipping it up. Ensure no cables or objects are caught in the zipper.

Image: A laptop placed inside the Smatree T89T case, demonstrating how the internal support straps secure the device.
4. Operating Instructions
The Smatree T89T case is designed for both protection and functional use of your laptop.
Using the Adjustable Stand:
- With your laptop secured inside the case, open the case.
- Adjust the angle of the top shell to create an elevated stand for your laptop. The internal support straps will allow for flexible positioning.
- Position the stand to achieve a comfortable viewing angle and to promote better airflow underneath your laptop, aiding in heat dissipation. The stand can elevate the laptop from a minimum of 4cm to a maximum of 7cm.

Image: A laptop positioned within the Smatree T89T case, demonstrating the adjustable stand feature for ergonomic use and improved airflow.
Charging and Cooling:
The case design allows for easy access to charging ports while the laptop is in use on the stand. The elevated position also facilitates effective cooling by allowing air to circulate around the laptop's base.

Image: A laptop in the Smatree T89T case, illustrating how the design accommodates charging cables and promotes effective cooling through elevated positioning.
5. Maintenance
Proper care will extend the life and maintain the appearance of your Smatree T89T case.
Cleaning Instructions:
- For general cleaning, wipe the exterior with a soft, damp cloth.
- Avoid using harsh chemicals or abrasive cleaners, as these may damage the PU leather or other materials.
- For the interior velveteen lining, a lint roller or soft brush can be used to remove dust or debris.
Water Resistance:
The case features a waterproof coating designed to repel accidental spills and light rain. While it offers protection against moisture, it is not fully submersible. Avoid prolonged exposure to heavy rain or submersion in water.

Image: A diagram illustrating the one-piece molding and 360-degree protective design of the Smatree T89T case.

Image: A cross-section diagram detailing the three layers of the Smatree T89T hard shell structure: scratch-resistant PU leather, hard shell protective layer (EVA), and soft lining interior (velveteen).
6. Troubleshooting
If you encounter any issues with your Smatree T89T case, please refer to the following common concerns.
Laptop Does Not Fit:
- Verify Model: Double-check your laptop's model number and screen size against the compatibility list in Section 2.
- Measure Dimensions: Measure your laptop's exact length, width, and thickness. Compare these to the internal dimensions provided in Section 7.
- Contact Support: If you are unsure about compatibility or if your laptop's dimensions are very close to the limits, please contact Smatree customer service for assistance.
7. Specifications
| Feature | Detail |
|---|---|
| Model Number | T89T |
| Internal Dimensions | 37 x 26.3 x 1.7 cm (14.57 x 10.35 x 0.67 inch) |
| External Dimensions | 39.6 x 29 x 3.8 cm (15.59 x 11.42 x 1.5 inch) |
| Weight | 680 grams |
| Material | PU Leather, EVA Hard Shell, Velveteen Lining |
| Color | Black |
| Form Factor | Case / Sleeve |
| Shell Type | Hard |
| Additional Features | Heavy Duty Protection, Adjustable Stand |
8. Warranty and Support
For any questions regarding product functionality, compatibility, or potential defects, please contact Smatree customer service. Specific warranty details may vary by region and retailer. Please retain your proof of purchase for any warranty claims.
Smatree Customer Service: Refer to the contact information provided with your purchase or visit the official Smatree website for support.