1. Introduction
Thank you for choosing the YKYI Electric Rotary Grill Brush. This manual provides essential information for the safe and efficient operation and maintenance of your new grill cleaning device. Please read this manual thoroughly before first use and retain it for future reference.
The YKYI Electric Rotary Grill Brush is designed to simplify grill cleaning with its powerful motor, adjustable settings, and durable stainless steel bristles. It is suitable for various grill types and features a waterproof design for easy maintenance.
2. Product Overview
The YKYI Electric Rotary Grill Brush features a robust design for effective cleaning. Key components include:
- Main Unit: Ergonomic handle with power and speed control buttons.
- Rotary Brush Head: Interchangeable stainless steel bristles for heavy-duty cleaning and a felt cloth brush head for grease removal and polishing.
- Adjustable Splash Guard: Provides 360° rotation for optimal debris containment.
- Adjustable Brush Head Angle: Allows for 180° rotation to reach various grill surfaces.
- Battery Indicator: LED lights display remaining battery life.
- USB-C Charging Port: For convenient recharging.

Figure 1: YKYI Electric Rotary Grill Brush and included accessories.
3. Setup
3.1 Charging the Device
Before initial use, fully charge the grill brush. The device features a 2600 mAh battery providing 90 to 120 minutes of runtime.
- Locate the USB-C charging port on the handle.
- Connect the provided USB-C cable to the port and a compatible USB power adapter (not included).
- The LED battery indicator lights will illuminate during charging and show the current battery level. All lights will be solid when fully charged.

Figure 2: Illustration of battery capacity and LED indicator lights during charging.
3.2 Attaching the Brush Head
The grill brush comes with two detachable brush heads: a wire brush head (stainless steel bristles) and a polishing brush head (felt cloth).
- Ensure the device is turned off.
- Align the socket on the brush head with the connector on the main unit.
- Gently push until the brush head clicks securely into place.
- To remove, press the release button (if applicable) and pull the brush head off.

Figure 3: Step-by-step guide for attaching the brush head. Always wear gloves when handling the wire brush head.
4. Operating Instructions
4.1 Power On/Off and Speed Control
- To power on, press the power button once. The brush will start at the lowest speed.
- To change speed, press the power button lightly again. The brush offers 3 adjustable speeds: Gear 1 (300 RPM), Gear 2 (350 RPM), and Gear 3 (400 RPM).
- To power off, long press the power button.

Figure 4: Powering on and adjusting brush speed.
4.2 Using the Grill Brush
The YKYI Electric Rotary Grill Brush is designed for deep cleaning various grill types, including flat tops, cast iron, stainless steel, and charcoal grills.
- For heavy residue, use the wire brush head. Apply gentle pressure and move the brush along the grill grates.
- For grease removal and polishing, switch to the felt cloth brush head.
- Adjust the brush head angle (180° rotation) and splash guard (360° rotation) as needed to effectively clean hard-to-reach areas and contain debris.
- The IPX7 deep waterproofing allows for use even on wet surfaces, but avoid submerging the entire device for extended periods.

Figure 5: Demonstrates the effectiveness of the grill brush on a dirty grill.

Figure 6: The brush is suitable for flat tops, cast iron, stainless steel, and charcoal grills.
5. Maintenance
5.1 Cleaning the Brush Heads
The detachable brush heads are dishwasher safe for convenient cleaning. Alternatively, they can be rinsed under running water.
- Ensure the device is turned off and the brush head is detached.
- Rinse the brush head under warm running water or place it in the dishwasher.
- Allow the brush head to air dry completely before reattaching or storing.

Figure 7: After using the wire brush head, the felt cloth brush head can be used for grease removal.
5.2 Brush Head Replacement
Replace brush heads when bristles show significant wear or damage to maintain optimal cleaning performance. Replacement brush heads can be purchased separately.
6. Troubleshooting
- Device not turning on: Ensure the battery is fully charged. Check the charging cable and adapter.
- Brush head not spinning: Verify the brush head is securely attached to the main unit.
- Ineffective cleaning: Ensure the correct brush head is used for the task. The wire brush is for heavy residue, and the felt cloth for polishing. Increase the speed setting if necessary.
- Excessive debris spray: Adjust the 360° rotating splash guard to better contain debris during operation.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | YKYI |
| Model Number | A8057 |
| Color | Black |
| Material | Stainless Steel (bristles), Plastic (handle) |
| Product Dimensions | 1 x 1 x 1 inches |
| Item Weight | 2.01 pounds |
| Battery Capacity | 2600 Milliamperes |
| Battery Work Time | 90 to 120 minutes |
| Rotational Speeds | Gear 1: 300 RPM, Gear 2: 350 RPM, Gear 3: 400 RPM |
| Waterproof Rating | IPX7 (Full Body Waterproof) |
8. Warranty and Support
For warranty information or product support, please refer to the contact details provided with your purchase or visit the official YKYI website. Keep your purchase receipt as proof of purchase.