1. Introduction
The Deerma JS200 is a compact and wireless electric food processor designed for quick and efficient chopping of various ingredients such as meat, garlic, vegetables, and fruits. Its portable design, long-lasting battery, and robust three-leaf blade make it a convenient kitchen tool for everyday use. This manual provides essential information for the safe and effective operation and maintenance of your Deerma JS200.

Image: Deerma JS200 in use, demonstrating its ability to chop ingredients like garlic.
2. Setup and Initial Use
2.1 Unpacking and Components
Carefully unpack all components from the box. Ensure all parts listed below are present:

Image: Exploded view of the Deerma JS200 components.
- Host (Motor Unit)
- Transparent Cup
- USB Type-C Charging Cable
- User Manual
- Rotary Knife (Blade Assembly)
- Scraper (Mini Clean Spoon)
2.2 Initial Charging
Before first use, fully charge the food processor. The device features a Type-C fast charging port.
- Connect the provided USB Type-C charging cable to the charging port on the host unit.
- Connect the other end of the USB cable to a compatible 5V, 2A USB power adapter (not included) or a power bank.
- A full charge takes approximately 2 hours and provides enough power for up to 30 chopping cycles, lasting about one month with daily use.

Image: Deerma JS200 connected to a power bank for charging via USB-C.
3. Operating Instructions
3.1 Assembly for Use
- Place the rotary knife (blade assembly) carefully onto the central pin inside the transparent cup.
- Add your desired ingredients into the transparent cup. Do not exceed the maximum fill line indicated on the cup.
- Place the host (motor unit) securely onto the transparent cup, ensuring it is properly aligned and locked into place.
3.2 Chopping Ingredients
Once assembled and ingredients are loaded:
- Press and hold the power button on top of the host unit to start chopping.
- The powerful motor operates at 28,000 rpm, driving the three-leaf blade to cut food approximately 60 times per second for fast and delicate results.
- Release the button to stop the chopping action.
- For best results, use short pulses for coarse chopping or hold longer for finer results.

Image: Visual representation of the Deerma JS200's three-leaf blade chopping action.
3.3 Safety Features
The Deerma JS200 is equipped with multiple safety protections to ensure worry-free operation:
- Overload Protection: Automatically shuts off the device if overloaded to prevent damage.
- Short-circuit Protection: Safeguards against electrical short circuits.
- Food-Grade Materials: All parts that come into direct contact with food, including the 304 stainless steel blade and food-grade AS cup body, meet national food safety standards.

Image: Deerma JS200 processing various ingredients, emphasizing its safe and versatile design.
4. Maintenance and Storage
4.1 Cleaning
To ensure hygiene and longevity of your food processor:
- Always disconnect the host unit from the transparent cup before cleaning.
- Carefully remove the rotary knife. Wash the transparent cup and rotary knife with warm soapy water. Use the provided scraper to remove any stubborn food residue.
- Rinse thoroughly and allow to air dry completely before reassembly or storage.
- Wipe the host (motor unit) with a damp cloth. Do NOT immerse the host unit in water or any other liquid.

Image: Deerma JS200 showing ingredients and the included scraper for easy cleaning.
4.2 Storage
The Deerma JS200's compact size makes it easy to store:
- Ensure all parts are clean and dry before storing.
- Reassemble the unit or store components separately in a dry place.
- Its small footprint, comparable to a bottled milk carton, allows it to be easily stored in a cabinet or drawer.

Image: The compact size of the Deerma JS200, illustrating its portability and ease of storage.
5. Troubleshooting
If you encounter issues with your Deerma JS200, please refer to the following common solutions:
- Device not turning on:
- Ensure the battery is sufficiently charged. Connect to a power source using the USB-C cable and allow it to charge for at least 30 minutes.
- Verify that the host unit is correctly assembled and securely locked onto the transparent cup. The device has a safety mechanism that prevents operation if not properly assembled.
- Ingredients not chopping effectively:
- Do not overload the cup. Ensure ingredients are below the maximum fill line.
- Cut larger ingredients into smaller pieces before placing them in the cup.
- Ensure the rotary knife is properly seated on the central pin.
- Device stops during operation:
- This may indicate the overload protection has been activated. Remove some ingredients, ensure they are cut into smaller pieces, and try again.
- Check battery level. Recharge if necessary.
6. Specifications
Below are the technical specifications for the Deerma JS200 Portable Electric Food Processor:
| Feature | Specification |
|---|---|
| Rated Power | 40W |
| Rated Capacity | 150ml |
| Working Hours | <308 (This value seems unusual, likely a typo or specific internal metric.) |
| Rated Working Voltage | 3.7V |
| Charging Voltage | 5V |
| Charging Current | 2A |
| Product Size | 90*90*112mm |
| Charging Method | USB Type-C |
| Blade Material | 304 Stainless Steel |
| Cup Body Material | Food-grade AS |
| Motor Speed | 28,000 rpm |

Image: Detailed technical specifications table.
7. User Tips
- For optimal chopping, ensure ingredients are dry and cut into small, manageable pieces before processing.
- Avoid overfilling the cup to allow the blades to move freely and achieve consistent results.
- Use short bursts for delicate herbs or nuts to prevent over-processing.
- Always clean the unit immediately after use to prevent food residue from drying and becoming difficult to remove.
- The compact size is ideal for small kitchens or for taking on trips.
8. Warranty and Support
This product is covered by a standard manufacturer's warranty against defects in materials and workmanship. Please retain your proof of purchase for any warranty claims. For technical support, service, or further inquiries, please contact the retailer or manufacturer's customer service department.
For more information on product features and safety, refer to the official Deerma website or contact their support channels.





