1. Introduction
This manual provides instructions for the safe and efficient use of your ESR 25W 3-in-1 MagSafe Charger Stand. Please read this manual thoroughly before using the product and retain it for future reference.
The ESR 25W 3-in-1 Charger Stand is designed to simultaneously charge your iPhone (MagSafe compatible), Apple Watch, and AirPods. It features Apple-certified 15W MagSafe iPhone charging and 5W Apple Watch charging, along with CryoBoost technology for optimized charging speeds and device cooling.
2. Package Contents
Verify that all items are present in the package:
- ESR 25W 3-in-1 Charger Stand
- 33W Power Adapter
- 5 ft USB-C to C Cable

Image: The ESR 25W 3-in-1 Charger Stand, showing the main unit, a 33W power adapter, and a 5 ft USB-C to C cable.
3. Specifications
| Feature | Detail |
|---|---|
| Model Number | P033CU10A1C0 |
| Brand | ESR |
| iPhone Charging Output | Up to 15W (MagSafe certified) |
| Apple Watch Charging Output | Up to 5W (Apple certified) |
| AirPods Charging Output | Standard wireless charging |
| Input Voltage | 9 Volts |
| Amperage | 2.08 Amps |
| Special Features | Charging Indicator, Magnetic, MagSafe Compatible, Wireless Charging, CryoBoost Fan |
| Color | White |
| Dimensions | 8.86 x 7.05 x 4.02 inches |
| Weight | 1.61 pounds |
4. Compatibility
This charger stand is compatible with the following devices:
- iPhones: iPhone 12 series and later (iPhone 17, 17 Air, 17 Pro, 17 Pro Max, 16, 16 Plus, 16 Pro, 16 Pro Max, 15, 15 Plus, 15 Pro, 15 Pro Max, 14, 14 Plus, 14 Pro, 14 Pro Max, 13, 13 Pro, 13 Pro Max, 13 mini, 12, 12 Pro, 12 Pro Max). Requires MagSafe compatible case or no case.
- Apple Watch: All Apple Watch models. Requires your own Apple Watch charging cable (USB-C or USB-A) to be installed into the stand.
- AirPods: AirPods 2, AirPods 3, AirPods 4, AirPods Pro, AirPods Pro 2. Requires a wireless charging case.

Image: Visual guide to compatible devices and accessories, including iPhones with MagSafe, various AirPods models, and Apple Watch charging cable types.
5. Setup Instructions
- Unpack the Charger: Carefully remove the ESR 25W 3-in-1 MagSafe Charger Stand, 33W Power Adapter, and 5 ft USB-C to C Cable from the packaging.
- Connect Power Adapter: Connect the provided 5 ft USB-C to C cable to the USB-C port on the back of the charger stand. Plug the other end of the cable into the 33W Power Adapter, then plug the power adapter into a wall outlet.
- Install Apple Watch Charger (Optional): If you intend to charge an Apple Watch, you will need to install your own Apple Watch charging cable into the designated slot on the stand. Route the cable through the provided channels for a tidy setup.

Image: Back view of the charging stand, illustrating the power input and cable routing for the Apple Watch charger.
6. Operating Instructions
6.1 Charging Your iPhone
- Ensure your iPhone is MagSafe compatible (iPhone 12 series or later) or has a MagSafe compatible case.
- Align your iPhone with the magnetic charging pad on the stand. The magnets will automatically snap your iPhone into place, and charging will begin.
- The iPhone can be charged in both portrait and landscape orientations for hands-free viewing.

Image: Demonstrates the magnetic attachment of an iPhone to the charging stand.

Image: An iPhone charging on the stand in landscape orientation, suitable for video viewing or FaceTime calls.
6.2 Charging Your Apple Watch
- Ensure your Apple Watch charging cable is properly installed in the stand.
- Place your Apple Watch onto the integrated Apple Watch charging module. The watch will magnetically align and begin charging.
6.3 Charging Your AirPods
- Place your AirPods (with wireless charging case) onto the designated charging pad at the base of the stand.
- Ensure the AirPods case is centered on the charging pad for optimal charging.
6.4 Dark Charging Mode
To enable dark charging mode for uninterrupted sleep, press the button located on the side of the stand. This will turn off the CryoBoost fan and status lights. Note that CryoBoost fast charging is not available in dark charging mode.

Image: The charger stand in a bedroom setting, demonstrating the sleep-friendly dark charging mode.
7. CryoBoost Technology
The ESR 25W 3-in-1 Charger Stand incorporates CryoBoost technology, which uses a cooling fan and innovative heat-dissipating components. This technology helps to maintain optimal charging speeds for your iPhone by preventing overheating, keeps your iPhone comfortable to touch during charging, and contributes to a healthier battery lifespan.

Image: Exploded view of the charger's internal cooling system and a graph demonstrating temperature management during iPhone charging.
8. Troubleshooting
- Device not charging:
- Ensure the power adapter is securely plugged into both the wall outlet and the charger stand.
- Verify that your device is correctly aligned on the charging pad. For iPhones, ensure it's MagSafe compatible or has a MagSafe case.
- Check if the Apple Watch charging cable is properly installed and connected within the stand.
- If using a phone case, ensure it is MagSafe compatible and not excessively thick, as this can interfere with wireless charging.
- Slow charging:
- Ensure you are using the provided 33W power adapter and USB-C cable. Using a lower-wattage adapter may result in slower charging.
- Avoid using the charger in dark charging mode if fast charging is desired, as CryoBoost is disabled in this mode.
- High ambient temperatures can affect charging speed. Ensure adequate ventilation around the charger.
- CryoBoost fan not operating:
- The fan operates automatically when needed during fast charging.
- Ensure dark charging mode is not activated, as this disables the fan.
9. Care and Maintenance
- Cleaning: Disconnect the charger from power before cleaning. Use a soft, dry cloth to wipe the surface. Do not use liquid cleaners or aerosols.
- Storage: Store the charger in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid Damage: Do not drop, disassemble, or attempt to repair the charger yourself. This may void the warranty and cause damage.
10. Warranty and Support
ESR provides a comprehensive 12-month protection plan for this product. For detailed setup videos, FAQs, or personalized assistance, please visit the official ESR website or contact customer support.
ESR Official Website: www.esrgear.com
Customer Support: Refer to the contact information provided on the ESR website or in your product packaging.
11. Safety Information
- Do not expose the device to water or moisture.
- Do not use the device if it has been damaged.
- Keep out of reach of children.
- Use only the provided power adapter and cable.
- Do not place metal objects or foreign materials on the charging pads.