1. Product Overview
The PRIME Electric Salt and Pepper Grinder Set offers an automatic, one-touch operation for grinding various spices. Featuring a built-in 2000mAh rechargeable lithium battery, adjustable coarseness, and a convenient charging base, this set is designed for ease of use and a tidy kitchen environment.

Image: Overview of the PRIME Electric Salt and Pepper Grinder Set, showing its dimensions (2.2"W x 9.4"H) and the dual charging base (6.7"W x 2.7"H).
2. What's in the Box
Your PRIME Electric Salt and Pepper Grinder Set includes the following components:
- 2 x Electric Grinders (Stainless Steel, BPA-FREE acrylic body)
- 1 x Charging Base
- 1 x USB Cable
- 1 x Power Adapter
- 2 x Rubber Caps (for grinder bottom when not on charging base)
- Instruction Manual

Image: All accessories laid out, including two grinders, a charging base, USB cable, power adapter, and two rubber caps.
3. Setup
3.1 Initial Charging
Before first use, fully charge both grinders. The grinders feature a built-in 2000mAh rechargeable lithium battery.
- Connect the USB cable to the power adapter.
- Plug the power adapter into a wall outlet.
- Connect the USB cable to the charging base.
- Place the grinders onto the charging base. A red light will indicate charging.
- The light will turn blue when fully charged. A single charge supports 200-300 uses, lasting approximately 2-3 months.

Image: Two electric grinders resting on the charging base, indicating they are ready for use or charging.
3.2 Filling the Grinder
The grinder features a large, wide-mouth spice container (200ml / 6.8 oz) for easy refilling.
- Twist the top section of the grinder counter-clockwise to detach it from the bottom motor unit.
- Fill the clear acrylic container with your desired spices (e.g., salt, pepper, dried herbs). Do not overfill.
- Align the top section with the bottom motor unit and twist clockwise until securely fastened.

Image: A hand pouring peppercorns into the wide-mouth spice container of the grinder, demonstrating the ease of refilling.
4. Operating Instructions
4.1 Grinding Spices
The grinder features automatic tact switch operation for one-handed use.
- Ensure the grinder is filled with spices and fully charged.
- Press the power button once to activate the grinding mechanism. The grinder will begin dispensing spices.
- To stop grinding, press the power button again.
- The crushed spices remain at the bottom, ensuring fresh grinding with each use.

Image: A hand pressing the power button on the grinder, illustrating the one-touch operation.
4.2 Adjusting Coarseness
You can adjust the coarseness of your grind from fine to coarse.
- Locate the grinder knob at the bottom of the device.
- Turn the knob clockwise for a finer grind.
- Turn the knob counter-clockwise for a coarser grind.

Image: A visual guide demonstrating how to rotate the bottom knob to adjust the spice coarseness from fine to coarse, with examples of each grind size.
4.3 Blue LED Light
A blue LED light illuminates the area below the grinder during operation, allowing you to monitor the amount of spice being dispensed onto your food.

Image: The blue LED light at the bottom of the grinder illuminating freshly ground spices on a plate with food.
5. Maintenance
5.1 Cleaning
To ensure optimal performance and hygiene, regular cleaning is recommended.
- The grinder is not dishwasher safe.
- Wipe the exterior of the grinder with a damp cloth.
- For the spice container, detach it from the motor unit and clean with a soft brush or cloth. Ensure it is completely dry before refilling.
- Do not immerse the motor unit in water.
5.2 Storage
When not in use, the grinders can be stored on the charging base, which also functions as a tray to keep surfaces clean. If storing away from the base, use the provided rubber caps to cover the bottom of the grinders.
6. Troubleshooting
If you encounter issues with your grinder, please refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Grinder not operating | Low battery or no power. | Place grinder on charging base until the light turns blue. Ensure the charging base is properly connected to power. |
| No spices dispensed | Spice container empty or clogged. | Refill the spice container. Check for any blockages in the grinding mechanism and clear carefully. |
| Inconsistent grind coarseness | Coarseness adjustment knob not set correctly. | Adjust the knob at the bottom of the grinder to your desired setting (clockwise for finer, counter-clockwise for coarser). |
| Grinder stops unexpectedly | Low battery. | Recharge the grinder on the charging base. |
7. Specifications
- Brand: Prime
- Model Number: PRM21YMJ
- Material: Stainless Steel, BPA-FREE Acrylic
- Color: Pack of 2 Mills
- Product Dimensions: 2.2"W x 9.4"H
- Item Weight: 2.2 pounds (total for set)
- Operation Mode: Automatic, Manual (for coarseness adjustment)
- Battery: 2000mAh Rechargeable Lithium Ion (included)
- Spice Container Capacity: 200ml (6.8 oz)
- Dishwasher Safe: No
- First Available: September 9, 2021
8. Warranty and Support
PRIME Electric offers a comprehensive warranty and dedicated customer support for your product.
- Warranty: One-year warranty.
- Replacement/Refund: 100 days free replacement & money back if any dissatisfaction.
- Customer Service: Online 24 hours a day to assist with any inquiries or issues.
- For support, please refer to the contact information provided in your product packaging or visit the official Prime Electric website.
9. Important Safety Information
- Keep out of reach of children.
- Do not immerse the motor unit in water or other liquids.
- Use only the provided USB cable and power adapter for charging.
- Do not attempt to disassemble or repair the grinder yourself. Contact customer support for assistance.
- Avoid using abrasive cleaners or scouring pads, as these may damage the stainless steel finish.