Introduction
Thank you for purchasing the R2B Mobile Phone Holder with Wireless Charger, Model Alkmaar. This device is designed to securely hold your mobile phone in your vehicle while providing convenient 15W wireless fast charging. It features an intelligent infrared sensor for automatic opening and closing, and a 360-degree rotation function for optimal viewing angles. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting.

Image: The R2B Mobile Phone Holder, showcasing its main unit with the suction cup base attached, and a separate ventilation clip. The holder is black with the R2B logo and a wireless charging symbol.
Package Contents
Please verify that all items are present in your package:
- R2B Mobile Phone Holder Unit
- Suction Cup Mount
- Ventilation Clip Attachment
- USB-C Charging Cable (not explicitly listed but implied for charging)
- User Manual (this document)
Setup and Installation
The R2B Mobile Phone Holder offers two primary installation methods: suction cup for dashboards/windshields and a clip for air vents.
1. Suction Cup Installation (Dashboard/Windshield)
- Ensure the surface (dashboard or windshield) is clean, dry, and smooth.
- Press the suction cup firmly against the desired surface.
- Push down the locking lever on the suction cup base to create a secure vacuum seal.
- Adjust the arm and holder angle as needed using the adjustable joints.

Image: A person's hands demonstrating the attachment of the R2B phone holder to a car dashboard using its suction cup base, highlighting the ease of installation.
2. Ventilation Clip Installation
- Attach the ventilation clip accessory to the back of the phone holder unit.
- Carefully insert the ventilation clip into a suitable air vent slat in your vehicle. Ensure it is securely fastened.
- Adjust the holder angle for optimal viewing.

Image: A close-up of a person's hands attaching the R2B phone holder to a car's air conditioning vent using the included ventilation clip, demonstrating an alternative mounting option.
3. Power Connection
Connect the provided USB-C charging cable to the port on the bottom of the phone holder and plug the other end into a USB power source in your car (e.g., car charger adapter, car's USB port). The holder requires power for wireless charging and the infrared sensor to function.

Image: A hand connecting a USB-C cable to the bottom of the R2B phone holder, illustrating the power connection required for its wireless charging and infrared functions.
Operating Instructions
1. Automatic Phone Placement (Infrared Sensor)
The holder is equipped with an infrared sensor. When your phone approaches the holder, the sensor detects its presence, and the mounting arms will automatically open. Simply place your phone into the holder, and the arms will automatically close to secure it.

Image: A finger pointing towards the side of the R2B phone holder, indicating the location of the smart infrared sensor that enables automatic opening and closing of the mounting arms.
2. Wireless Fast Charging
Once your QI-certified phone is securely placed in the holder and the holder is powered, wireless charging will begin automatically. The holder supports 15W fast charging, ensuring your device charges efficiently while you drive. Ensure your phone is centered on the charging pad for optimal performance.
Note: Your phone must be QI certified for fast and safe charging.
3. 360-Degree Rotation
The holder features a 360-degree rotation function, allowing you to adjust your phone to any desired orientation (portrait or landscape) for navigation, calls, or media viewing. Simply rotate the phone holder unit to achieve your ideal viewing angle.

Image: The R2B phone holder shown from multiple angles, illustrating its 360-degree rotation capability for flexible viewing positions.
Maintenance
To ensure the longevity and optimal performance of your R2B Mobile Phone Holder, follow these simple maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe down the holder. For stubborn dirt, a slightly damp cloth can be used, but ensure no moisture enters the charging port or internal components.
- Suction Cup: Periodically clean the suction cup with water and let it air dry to maintain its adhesive properties.
- Avoid Extremes: Do not expose the holder to extreme temperatures (very hot or very cold) or direct prolonged sunlight, as this can affect the plastic material and electronic components.
- Cable Care: Handle the USB-C cable gently. Avoid sharp bends or pulling on the cable to prevent damage.
Troubleshooting
If you encounter any issues with your R2B Mobile Phone Holder, please refer to the following common problems and solutions:
- Problem: Phone is not charging wirelessly.
Solution:- Ensure your phone is QI-certified.
- Check if the USB-C cable is securely connected to both the holder and the power source.
- Verify that the car's USB port or charger is providing power.
- Ensure your phone is centered on the holder's charging area.
- Remove any thick phone cases that might interfere with wireless charging.
- Problem: Mounting arms do not open/close automatically.
Solution:- Ensure the holder is powered via the USB-C cable.
- Check for any obstructions around the infrared sensor.
- Clean the sensor area if it appears dirty.
- Problem: Suction cup is not sticking to the surface.
Solution:- Ensure the surface is clean, dry, and smooth.
- Press the suction cup firmly before engaging the locking lever.
- Clean the suction cup with water and let it air dry.
- Problem: Phone is loose in the holder.
Solution:- Ensure the phone's width is within the supported range (6cm to 8.5cm).
- Verify that the automatic arms have fully closed around the phone.
Specifications
| Feature | Detail |
|---|---|
| Brand | R2B |
| Model | Alkmaar |
| Wireless Charging Output | 15 Watts |
| Connector Type | USB Type C |
| Special Features | Wireless Charging, Infrared Sensor, 360-degree Rotation |
| Compatible Phone Width | 6 cm to 8.5 cm (approx. 2.36 in to 3.35 in) |
| Material | Plastic |
| Color | Black |
| Product Dimensions | 12 x 10 x 8 cm (approx. 4.7 x 3.9 x 3.1 in) |
| Item Weight | 310 Grams (approx. 0.68 lbs) |
| Batteries Required | No |
Warranty and Support
For specific warranty information, return policies, or technical support, please refer to the retailer where you purchased this product or visit the official R2B website. Keep your proof of purchase for any warranty claims.




