1. Introduction
Thank you for choosing the Tefrio S40 Cellular Trail Security Camera. This manual provides essential information for setting up, operating, and maintaining your camera to ensure optimal performance. Designed for outdoor security and wildlife monitoring, the S40 offers 2K HD resolution, 360° full view, 4G LTE connectivity, and solar power for continuous operation.
2. Product Overview
The Tefrio S40 is a robust outdoor camera featuring a camouflage green finish, designed to blend seamlessly into natural environments. It is equipped with advanced features for reliable surveillance.
Key Features:
- 4G LTE Cellular Connectivity & Solar Panel: Connects via 4G cellular network and is powered by a built-in battery and 6W solar panel for continuous, off-grid operation.
- Built-in SIM Card: Features an embedded SIM card with 300MB trial data (first month only). Users must top up data via the UBox app after trial.
- 2K HD Resolution & 360° Full View: Captures clear 2K videos and images with 355° pan and 110° tilt (PTZ) capabilities, eliminating blind spots.
- No-Glow IR Night Vision: Provides clear black and white video in darkness without startling wildlife.
- Motion Activated & Alerts: Intelligent PIR sensor detects movement, sending real-time notifications to your phone.
- Dual Storage Options: Supports Cloud storage (subscription required after 30-day trial) and a memory card (up to 128GB, not included).
- IP65 Waterproof: Ensures reliable performance in various weather conditions, including rain and snow.

Figure 1: Front view of the Tefrio S40 Cellular Trail Security Camera, showcasing its camouflage green design and integrated solar panel.
3. Package Contents
Ensure all items are present upon unboxing:
- Tefrio S40 Cellular Trail Security Camera
- Solar Panel (with connecting cable)
- User Manual
- Mounting Hardware (screws, anchors)
- Tree Mounting Strap
- Mounting Templates
- USB-C Charging Cable
4. Setup Instructions
4.1 Initial Battery Charge
Before first use, fully charge the camera's internal battery using the provided USB-C cable. Locate the USB-C port under the rubber flap on the camera's base. A full charge ensures the camera is ready for deployment and the solar panel can maintain its power effectively.
4.2 SIM Card and SD Card Installation
The camera comes with a built-in 4G SIM card. No additional SIM card is required for cellular connectivity. For local storage, insert a Micro SD card (up to 128GB, not included) into the designated slot under the rubber flap on the camera's front face. Ensure the camera is powered off before inserting or removing the SD card.
4.3 Mounting the Camera and Solar Panel
The camera offers flexible mounting options:
- Permanent Wall Mount: Use the provided metal bracket, screws, and mounting templates to securely attach the camera to a wall or building.
- Temporary Tree Mount: Utilize the included tree strap to fasten the camera to a tree. The strap provides a secure grip and allows for easy repositioning.
The solar panel can be attached directly to the top of the camera or mounted separately in a location with optimal sunlight exposure using its own mounting bracket and cable. Connect the solar panel's cable to the camera's USB-C port (under the rubber flap) to ensure continuous charging.
Video 1: Detailed unboxing and setup guide for the Tefrio S40 camera, demonstrating how to assemble the solar panel and mount the camera to a tree using the provided strap.
4.4 UBox App Installation and Pairing
Download the UBox app from your smartphone's app store (scan the QR code on the packaging or manual). Create an account and follow the in-app instructions to pair your camera. Ensure the camera is powered on and the indicator light is solid blue, indicating successful network registration.
Video 2: A review demonstrating the camera's features, including the UBox app interface for live viewing, pan/tilt controls, and accessing recorded footage.
5. Operating Instructions
5.1 Power On/Off
To power on the camera, open the rubber flap on the base and slide the power switch to the 'ON' position. To power off, slide the switch to 'OFF'.
5.2 Live View and Remote Control
Open the UBox app on your smartphone. Select your camera from the device list to access the live video feed. Use the on-screen controls to:
- Pan/Tilt: Adjust the camera's horizontal (355°) and vertical (110°) viewing angles.
- Digital Zoom: Zoom in or out on the live feed.
- Two-Way Audio: Use the microphone icon to speak through the camera and listen to audio from the camera's location.
- Record/Snapshot: Capture videos or still images directly from the live view.
- Night Vision Mode: The camera automatically switches to IR night vision in low light. You can also manually activate the spotlight for color night vision if conditions allow.
5.3 Motion Detection and Alerts
The PIR sensor detects motion and triggers recording. Real-time alerts are sent to your UBox app. You can adjust the PIR sensitivity (Low, Medium, High) in the app settings to minimize false alarms.
5.4 Storage Management
Recorded footage can be stored on the Micro SD card or uploaded to the Cloud (subscription required after trial). Access and manage your recordings through the UBox app.
6. Maintenance
- Clean Solar Panel: Regularly wipe the solar panel with a soft, damp cloth to ensure maximum sunlight absorption.
- Check Battery Level: Monitor the battery status via the UBox app to ensure continuous operation.
- Inspect Seals: Periodically check the rubber seals covering the ports and card slots to maintain IP65 waterproofing.
- Mounting Stability: Ensure the camera and solar panel remain securely mounted, especially after severe weather.
7. Troubleshooting
- No Cellular Signal: If the camera shows a weak or no signal, try repositioning it to an area with better 4G coverage. Ensure antennas are properly oriented.
- Battery Not Charging: Verify the solar panel is clean and receiving direct sunlight. Ensure the solar panel cable is securely connected to the camera.
- Motion Detection Issues: Adjust the PIR sensitivity in the UBox app. Ensure the camera's view is clear of obstructions that might trigger false alarms (e.g., swaying branches).
- App Connectivity Problems: Restart the camera and your smartphone. Check your phone's internet connection. If issues persist, try resetting the camera to factory settings (refer to manual for reset button location).
8. Specifications
| Brand | Tefrio |
| Model | S40 |
| Connectivity Technology | 4G LTE Cellular |
| Video Capture Resolution | 2K |
| Viewing Angle | 100 Degrees (PTZ: 355° Pan, 110° Tilt) |
| Night Vision Range | 98 Feet (Thermal Sensing, No-Glow IR) |
| Power Source | Solar Powered (with 10400 mAh Battery) |
| Waterproof Rating | IP65 |
| Storage Options | Cloud Storage, Micro SD Card (up to 128GB) |
| Compatible App | UBox APP |
| Color | Camouflage Green |
9. Warranty and Support
For warranty information, please refer to the product's original packaging or the official Tefrio website. For technical support or customer service, please use the 'Contact Us' feature within the UBox app.
Video 3: An in-depth review of the Tefrio S40, highlighting its features, ease of setup, and performance in various outdoor scenarios, including night vision and motion detection.