1. Product Overview
The SMALLRIG All-in-One Cooling Dual Handle Phone Cage Kit (Model 5276) is designed to enhance mobile filmmaking and live streaming. This comprehensive kit provides a stable platform for your smartphone, integrates an active cooling system, and expands connectivity options for various accessories.
Key features include a universal phone cage, dual quick-release handles (one with wireless control), a 15W active cooler, and a 4-in-1 USB-C hub. It supports a wide range of smartphones with widths between 2.5-3.1 inches (64-79mm).
Figure 1: The SMALLRIG All-in-One Cooling Dual Handle Phone Cage Kit (Model 5276).
2. What's in the Box
Verify that all components are present before proceeding with assembly.
- Universal Cooling Phone Cage x 1
- Quick Release Rotating Handle with Wireless Control x 1
- Quick Release Side Handle x 1
- 4-in-1 USB-C Hub x 1
- Power Bank Mount x 1
- User Manual x 1
- Wrench for Wireless Controller x 1
- Carrying Bag x 1
Figure 2: All components included in the SMALLRIG 5276 kit.
3. Setup Instructions
3.1 Attaching Your Smartphone to the Cooling Phone Cage
- Adjust the Cage: The universal cooling phone cage is compatible with phones ranging from 2.5 to 3.1 inches (64-79mm) in width. Gently pull apart the adjustable clamps to fit your phone.
- Insert Phone: Carefully place your smartphone into the cage, ensuring it is securely held by the clamps. The active cooler should align with the back of your phone for optimal heat dissipation.
- Connect Cooler: Connect the cooler's USB-C cable to a power source (e.g., the 4-in-1 USB-C hub or an external power bank).
Figure 3: The universal cooling phone cage accommodates phones between 2.5-3.1 inches (64-79mm) wide.
3.2 Attaching Handles
- Identify Handles: The kit includes one Quick Release Rotating Handle with Wireless Control and one Quick Release Side Handle.
- Attach Handles: Slide the quick-release handles into the designated quick-release interfaces on the sides of the phone cage. Ensure they click into place for a secure fit.
- Adjust Rotation (Wireless Handle): The wireless control handle allows for stepless 360° rotation. Adjust to your preferred shooting angle.
Figure 4: The rotating handle provides flexible angle adjustment for handheld shooting.
3.3 Connecting the 4-in-1 USB-C Hub
- Mount Hub: The 4-in-1 USB-C hub can be mounted to one of the 1/4"-20 threaded holes or cold shoe mounts on the cage.
- Connect to Phone: Use the provided USB-C cable to connect the hub to your smartphone's USB-C port.
- Connect Accessories: The hub provides ports for charging, microphone input, audio monitoring, and 4K video transfer to external SSDs. Connect your desired accessories to the hub.
Figure 5: The 4-in-1 USB-C hub allows for multiple accessory connections and data transfer.
3.4 Attaching the Power Bank Mount
- Mount Power Bank Holder: Attach the power bank mount to a suitable 1/4"-20 threaded hole on the cage.
- Secure Power Bank: Place your external power bank into the mount and secure it.
- Power Connections: Connect the power bank to the 4-in-1 USB-C hub or directly to the cooling system for extended operation.
Figure 6: Securely attach an external power bank to the cage for continuous power.
4. Operating Instructions
4.1 Using the 15W Active Cooling System
The active cooling system features a 15W TEC Peltier chip and a 7-blade fan to prevent your smartphone from overheating during prolonged recording or live streaming sessions.
- Activation: Ensure the cooler is connected to a power source. The cooler will activate automatically or via a power button (if present on your specific cooler model).
- Cooling Levels: The cooler typically offers triple-level active cooling. Adjust the cooling intensity as needed based on ambient temperature and phone workload.
- Optimal Placement: Ensure the cooler's cold plate is in direct contact with the back of your smartphone for maximum efficiency.
Figure 7: The 15W active cooling system utilizes a TEC Peltier chip and a 7-blade fan for rapid cooling.
4.2 Utilizing Expansion Options
The phone cage offers multiple interfaces for expanding your setup:
- Cold Shoe Mounts (x5): Attach microphones, LED lights, or other cold shoe compatible accessories.
- 1/4"-20 Threaded Holes (x16): Mount the cage onto tripods, monopods, or attach additional arms and accessories.
- Lanyard Holes (x2): Secure a wrist or neck strap for added safety.
- SmallRig Quick Release Interfaces (x4): For quick attachment and detachment of handles and other compatible SmallRig accessories.
- 67mm Filter Thread: Attach 67mm filters (e.g., ND filters, lens hoods) using a compatible threaded adapter (sold separately).
Figure 8: The cage provides numerous mounting points for microphones, lights, and other accessories.
Figure 9: The cage supports 67mm filters for creative control over lighting (adapter sold separately).
5. Maintenance
Proper maintenance ensures the longevity and optimal performance of your SMALLRIG Phone Cage Kit.
- Cleaning: Use a soft, dry cloth to wipe down the metal surfaces of the cage and handles. For the cooler, ensure no dust or debris obstructs the fan. Avoid using harsh chemicals or abrasive materials.
- Storage: When not in use, store the kit in its carrying bag in a cool, dry place away from direct sunlight and extreme temperatures.
- Cable Care: Inspect all cables (USB-C hub, cooler power) regularly for signs of wear or damage. Replace damaged cables immediately.
- Handle Mechanisms: Periodically check the quick-release mechanisms on the handles for smooth operation. Ensure they lock securely.
6. Troubleshooting
If you encounter issues with your SMALLRIG Phone Cage Kit, refer to the following common solutions:
- Cooler Not Activating:
- Ensure the cooler's USB-C cable is securely connected to a functional power source (e.g., power bank, wall adapter).
- Verify the power source is adequately charged or providing sufficient power (15W recommended).
- Phone Still Overheating:
- Confirm the cooler's cold plate is in full contact with the back of your phone. Remove any phone cases that might interfere.
- Increase the cooling level if your cooler model supports multiple settings.
- Consider ambient temperature; in extremely hot environments, cooling efficiency may be reduced.
- Accessories Not Detected (via USB-C Hub):
- Check all USB-C connections between the phone, hub, and accessories.
- Ensure the accessories are compatible with your smartphone and the hub's specifications.
- Some accessories may require external power or specific drivers.
- Handles Not Securing Properly:
- Ensure the quick-release mechanisms are fully engaged.
- Inspect the quick-release interfaces on both the handles and the cage for any obstructions or damage.
7. Specifications
| Brand | SMALLRIG |
| Model Name | 5276 |
| Compatible Devices | Cellphones (width 2.5-3.1 inches / 64-79mm) |
| Item Weight | 659 Grams |
| Folded Size (Cage) | 1.3 inches (h) x 4.9 inches (w) x 8.7 inches (l) |
| Built-In Media | 4-in-1 USB-C Hub x 1, Power Bank Mount x 1, Quick Release Rotating Handle with Wireless Control x 1, Quick Release Side Handle x 1, Universal Cooling Phone Cage x 1 |
| Video Capture Resolution | 3840 x 2160 (4K) |
| Media Type | Video |
| Water Resistance Level | Not Water Resistant |
| File Format | MP4 |
| Screen Size (Supported) | 2.5 - 3.1 Inches (width) |
| Material(s) | Aluminum Alloy, Plastic, Silicone, Magnet, Copper |
Figure 10: Detailed dimensions of the phone cage.
8. Warranty Information
The SMALLRIG All-in-One Cooling Dual Handle Phone Cage Kit (Model 5276) comes with a 2-Year Warranty from the manufacturer. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
For detailed warranty terms and conditions, please refer to the official SMALLRIG website or contact customer support.
9. Customer Support
For further assistance, technical support, or inquiries regarding your SMALLRIG product, please visit the official SMALLRIG website or contact their customer service department.
Official Website: SMALLRIG Store on Amazon
Please have your product model (5276) and purchase information ready when contacting support.







