Introduction
Thank you for choosing the COKUNST Portable Blender. This compact and powerful personal blender is designed for convenience, allowing you to enjoy fresh shakes and smoothies anywhere. With its USB-C charging, built-in battery, and durable stainless steel blades, it's perfect for home, travel, sports, and work. Please read this manual thoroughly before use to ensure safe and optimal operation.

Image: The COKUNST Portable Blender in white, shown blending a green smoothie with fresh fruits like kiwi and grapes. Includes a cleaning brush and straw.
Safety Information
To ensure safe operation and prevent damage, please adhere to the following safety guidelines:
- Keep the product away from children and individuals with reduced physical or mental capabilities.
- The blades are very sharp. Do not touch them with your hands.
- Charge the blender at least once a month to maintain battery health.
- Do not disassemble this product. For safety, please contact customer support.
- Do not put the top part of the blender into a dishwasher.
- Do not put the blender into the microwave.
- This product is not suitable for blending hard objects such as meat, nuts, or beans.

Image: A diagram illustrating the safety features of the blender, including non-exposed blades, auto-stop blending when the top separates, low voltage indicator, and overcharge protection.
Package Contents
Verify that all items are included in your package:
- COKUNST Portable Blender (Main Unit)
- USB-C Charging Cable
- Silicone Straw
- Straw Cleaning Brush
- Blender Cleaning Brush
- User Manual

Image: The COKUNST Portable Blender shown with its accessories: a USB-C charging cable, a silicone straw, a straw cleaning brush, and a blender cleaning brush.
Setup
Before first use, ensure the blender is fully charged. The indicator light will show charging status.
- Unpack all components from the box.
- Wash the blender cup, lid, and blades thoroughly with warm water and mild soap. Rinse and dry completely.
- Connect the USB-C charging cable to the blender's charging port and plug the other end into a compatible USB power source (e.g., laptop, power bank, wall adapter).
- The indicator light on the power button will illuminate to show charging progress. A full charge is indicated by a solid blue light.

Image: Visual representation of the power button's indicator lights: 100% power (solid blue), 50% power (half blue), and low power (flashing red, requires charging).
Operating Instructions
Follow these steps to prepare your favorite shakes and smoothies:
- Ensure the blender is fully charged. One-click the power button to check power; if the light flashes red, please charge it.
- Cut your ingredients (fruits, vegetables) into small pieces, approximately 0.8-1.2 inches (2-3 cm).
- Add the cut ingredients into the blender cup. Do not exceed the MAX liquid line (16oz / 460ml).
- Pour in your desired liquid (milk, water, juice) up to the MAX liquid line.
- Tighten the top to the bottle and align the arrow on the top with the circle on the base to ensure proper sealing and activation of the safety mechanism.
- Double-click the power button to start blending. The blender will automatically stop blending after 40 seconds.
- For optimal blending, slowly turn the blender upside down and shake gently during operation to ensure all ingredients are thoroughly mixed.
- Once blending is complete, open the lid and enjoy your fresh drink.

Image: A hand adding fruit pieces into the blender cup, indicating the 16oz / 460ml MAX liquid line.

Image: A close-up of the blender lid and base, showing the alignment marks (arrow and circle) for proper assembly.

Image: A hand holding the blender, demonstrating the recommended tilting motion during blending for thorough mixing.
Video: Official product video demonstrating the COKUNST Portable Blender's features and blending process.
Cleaning and Maintenance
Proper cleaning and maintenance will extend the life of your blender:
- Self-cleaning: Add 80% water to the cup and a drop of dish soap. Double-click the power button to activate the self-cleaning mode.
- For thorough cleaning, use the provided bottle brush and straw brush.
- Do not wash the blender base (motor unit) directly under water. Wipe it with a damp cloth.
- Ensure all parts are completely dry before reassembling or storing.
- Store the blender in a dry and cool place, away from direct sunlight.
Troubleshooting
If you encounter any issues with your COKUNST Portable Blender, refer to the table below for common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Blender not working / Red light on | Low power; Top not tightened or aligned; Ingredients stuck. | Charge the blender; Tighten the top and align marks; Shake gently to dislodge ingredients. |
| Leakage | Lid not properly sealed; Silicone ring misplaced. | Ensure lid is tightly closed and aligned; Check and adjust silicone ring. |
| Emits burning smell | Overloading; Blending hard items. | Reduce ingredients; Avoid blending hard items like nuts or beans. |
Specifications
| Feature | Detail |
|---|---|
| Brand | COKUNST |
| Model Number | PSB-3 |
| Color | Ivory |
| Capacity | 16 ounces (460ml) |
| Motor Speed | 20,000 RPM |
| Blades | 6pcs Ultra-sharp 304 Stainless Steel |
| Power Source | Battery Powered (4000mAh built-in) |
| Charging | USB-C |
| Material Type Free | BPA Free |
| Product Dimensions | 3.7"D x 3.7"W x 8.5"H |
| Item Weight | 1.32 pounds |
Warranty and Support
The COKUNST Portable Blender comes with a manufacturer's warranty. For specific warranty details, claims, or technical support, please refer to the warranty information provided in the product packaging or contact COKUNST customer service directly. You can often find support contact information on the brand's official website or through the retailer where you purchased the product.
For online support and frequently asked questions, you may scan the QR code located on the bottom of your blender or visit the COKUNST store on Amazon: COKUNST Amazon Store.



