1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Tefrio RBX-S73 4G LTE Solar-Powered Security Camera. This camera is designed for outdoor surveillance in locations without Wi-Fi or consistent electrical power, utilizing 4G cellular connectivity and solar energy for continuous operation.
2. Product Overview
The Tefrio RBX-S73 is a robust outdoor security camera featuring 2K video resolution, 360° panoramic viewing (355° horizontal pan, 100° vertical tilt), color night vision, and advanced motion detection. It operates on a 4G LTE cellular network and is powered by an integrated solar panel and rechargeable battery, making it suitable for remote monitoring.

Image 2.1: Two Tefrio RBX-S73 4G LTE Solar-Powered Security Cameras, showing the main camera unit and attached solar panel.
Key components include:
- Camera Unit: Houses the 2K lens, spotlight LEDs for color night vision, and motion sensors.
- Solar Panel: Provides continuous power to the camera's internal battery.
- 4G LTE Module: Enables cellular connectivity for remote access and alerts.
- Antennas: Enhance cellular signal reception.

Image 2.2: Detailed view of the Tefrio RBX-S73 camera and its solar panel, highlighting the connection point.
3. Setup
3.1 Unboxing and Initial Charge
- Carefully remove all components from the packaging.
- Connect the solar panel to the camera unit. Ensure the connection is secure.
- For optimal initial performance, allow the camera to charge in direct sunlight for several hours before mounting.
3.2 SIM Card and Data Plan
The camera comes with a pre-installed 4G SIM card compatible with Verizon, T-Mobile, and AT&T networks in the US. Upon powering on, the camera automatically connects to the strongest available network. A limited trial data plan is included for the first month, activated upon connection. After the trial period, a subscription to an unlimited data plan is required via the UBox app. Current subscription options are $19.90/month or $169.90/year per camera.

Image 3.1: Visual representation of the camera's built-in SIM card and available data plan subscription options.
3.3 App Installation and Pairing
- Download the UBox app from your smartphone's app store (iOS or Android).
- Create an account or log in.
- Follow the in-app instructions to add your new camera. This typically involves scanning a QR code on the camera or entering its device ID.
3.4 Mounting the Camera
The camera is designed for wall or tree mounting. Choose a location that provides optimal sunlight exposure for the solar panel and a clear view of the area you wish to monitor. Ensure the mounting surface is stable and secure.

Image 3.2: The Tefrio RBX-S73 camera mounted on a tree, demonstrating its solar-powered operation in an outdoor setting.
4. Operating Instructions
4.1 Live View and Remote Control
Access the UBox app on your smartphone to view the live 2K video feed from your camera anytime, anywhere, provided there is 4G signal. The app allows you to remotely control the camera's pan (355° horizontal) and tilt (100° vertical) functions to achieve a 360° view.

Image 4.1: A smartphone displaying the UBox app interface, showing remote control options for the camera's 360-degree pan and tilt.
4.2 Motion Detection and Alerts
The camera utilizes advanced PIR motion detection technology to minimize false alarms. When motion is detected, the camera will:
- Send real-time alerts to your smartphone via the UBox app.
- Activate a built-in siren to deter intruders.
- Turn on the integrated spotlight for color night vision and increased visibility.
- Automatically track the detected movement.

Image 4.2: A smartphone displaying a motion detection alert from the UBox app, with a spotlight illuminating an area to deter an individual.
4.3 Night Vision
The camera features color night vision, enabled by its built-in spotlight, allowing for clear, detailed images even in low-light conditions. It also supports traditional infrared black-and-white night vision.

Image 4.3: A side-by-side comparison showing the clarity of color night vision with the spotlight activated versus standard night vision without it.
4.4 Two-Way Audio
Utilize the two-way audio feature through the UBox app to communicate with individuals near the camera.
4.5 Video Storage and Playback
Motion-triggered footage can be saved to a local storage card (not included) or backed up to the cloud (subscription may be required). Recorded videos can be played back directly from your phone via the UBox app.

Image 4.4: The UBox app interface displaying recorded video playback and a timeline of detected events.
5. Maintenance
5.1 Solar Panel Care
Ensure the solar panel remains clean and free of debris (dust, leaves, snow) to maximize charging efficiency. Periodically wipe the panel with a soft, damp cloth.
5.2 Camera Lens Cleaning
Gently clean the camera lens with a microfiber cloth to prevent smudges or dirt from affecting image clarity.
5.3 Weather Resistance
The camera is rated IP65 for waterproof and dustproof protection, designed to withstand various outdoor weather conditions. However, avoid submerging the device in water.
6. Troubleshooting
6.1 No Live View/Connectivity Issues
- Check 4G Signal: Ensure the camera is in an area with adequate 4G cellular coverage.
- Data Plan: Verify your data plan subscription is active and has sufficient data.
- Battery Level: Confirm the camera's battery is charged. Ensure the solar panel is receiving direct sunlight.
- Restart Camera: Power cycle the camera by turning it off and on.
6.2 Motion Detection Not Working or Too Sensitive
- App Settings: Adjust motion detection sensitivity and detection zones within the UBox app.
- Obstructions: Ensure there are no objects (e.g., tree branches, tall grass) that might trigger false alarms or block the sensor.
6.3 Poor Video Quality
- Clean Lens: Clean the camera lens as described in the Maintenance section.
- 4G Signal Strength: Weak cellular signal can affect streaming quality.
7. Specifications
| Brand | Tefrio |
| Model Number | RBX-S73 |
| Power Source | Solar Powered |
| Connectivity Protocol | Cellular (4G LTE) |
| Controller Type | UBox App |
| Mounting Type | Wall/Tree Mount |
| Video Capture Resolution | 2K |
| Low Light Technology | Color Night Vision |
| Batteries | 1 Lithium Ion battery required (included) |
| Indoor/Outdoor Usage | Outdoor |
| Special Features | Unlimited data plan support, battery and solar powered, no Wi-Fi required, 360° observation by rotation, app remote access |
8. Warranty and Support
For product support, please contact Tefrio customer service. While standard warranty information is not detailed here, extended protection plans are available for purchase. These include 2-Year and 3-Year Protection Plans, as well as a Complete Protect plan. Refer to your purchase documentation for specific warranty terms and contact information.





