1. Introducció
This manual provides comprehensive instructions for the Chujianxi Mini 4K HD Wireless WiFi Camera (Model: sdw2). Please read this manual carefully before operating the device to ensure proper use and optimal performance. Keep this manual for future reference.
2. Contingut del paquet
- Chujianxi Mini 4K HD Wireless WiFi Camera
- Suport de muntatge de la càmera
- Cable de càrrega USB
- Manual d'usuari
3. Producte acabatview
The Chujianxi Mini 4K HD Wireless WiFi Camera is a compact surveillance device designed for indoor and outdoor use. It features 4K video resolution, two-way audio, motion detection, and night vision capabilities. The camera supports both cloud storage and local TF card storage.

Figure 3.1: Chujianxi Mini 4K HD Wireless WiFi Camera and its accompanying mobile application interface, demonstrating key features like 4K resolution, 2.4G WiFi connectivity, and two-way talk.
Característiques principals:
- Resolució 4K HD: Captura un vídeo clar i detallattage.
- Lent gran angular de 140°: Provides an expansive field of view.
- Detecció de moviment: Sends real-time notifications upon detecting movement.
- Àudio bidireccional: Built-in microphone and speaker for communication via the app.
- Visió nocturna: Automatically activates in low-light conditions for clear monitoring.
- Opcions d'emmagatzematge: Supports Cloud storage and TF card storage (up to 256GB, not included).
- Connectivitat sense fils: Compatible with 2.4 GHz WiFi networks.
- Llarga vida útil de la bateria: 3000 mAh battery provides up to 10 hours of operation.
4. Configuració
4.1 Càrrega de la càmera
Before initial use, fully charge the camera using the provided USB cable. Connect the USB cable to the camera's charging port and a standard USB power adapter (not included). The charging indicator light will show the charging status.
4.2 Inserció d'una targeta TF (opcional)
If you plan to use local storage, insert a TF (MicroSD) card (up to 256GB, not included) into the designated slot. Ensure the camera is powered off before inserting or removing the card.

Figure 4.1: Illustration of the camera's TF card slot and the concept of cloud storage, highlighting the flexibility in data storage options.
4.3 Instal·lació de l'aplicació i emparellament de la càmera
- Download the official mobile application from your smartphone's app store (iOS or Android). Refer to the packaging or a QR code in the quick start guide for the correct app.
- Registreu un compte i inicieu sessió.
- Enceneu la càmera.
- Follow the in-app instructions to add a new device. This typically involves scanning a QR code on the camera or connecting to the camera's temporary WiFi hotspot.
- Connect the camera to your home 2.4 GHz WiFi network.
- Once successfully paired, you can view the live feed and access camera settings through the app.
5. Funcionament de la càmera
5.1 Viu View i Enregistrament
Access the live video feed through the mobile application. From the live view interface, you can manually start/stop recording, take snapshots, and monitor the area.
5.2 Detecció de moviment
Enable motion detection in the app settings. When motion is detected, the camera will automatically record and send a real-time notification to your smartphone. You can adjust sensitivity levels and set detection zones.
5.3 Àudio bidireccional
Utilize the two-way audio feature to communicate with individuals near the camera. Press and hold the microphone icon in the app to speak, and release to listen.
5.4 Visió nocturna
The camera automatically switches to night vision mode in low-light conditions, providing clear black and white video footage. This feature ensures continuous monitoring regardless of ambient light.
5.5 Playback and Storage Management
Foo gravattage can be accessed via the app. You can review videos stored on the TF card or in the cloud (if subscribed). The app allows you to download, delete, or share recordings.

Figure 5.1: The mobile application interface demonstrating real-time access to multiple camera feeds, suitable for monitoring children, pets, elderly family members, or general home security.

Figure 5.2: Depiction of the multi-user real-time viewing feature, allowing several individuals to access the camera feed simultaneously on iOS and Android devices.
6. Manteniment
- Neteja: Feu servir un drap suau i sec per netejar la lent i el cos de la càmera. Eviteu productes de neteja o dissolvents abrasius.
- Actualitzacions de firmware: Regularly check the mobile application for firmware updates to ensure optimal performance and security.
- Cura de la bateria: To prolong battery life, avoid extreme temperatures and fully charge the camera before long periods of inactivity.
- Gestió d'emmagatzematge: Periòdicament review i gestiona el teu foo gravattage to free up storage space on the TF card or cloud.
7. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| La càmera no es connecta a la xarxa Wi-Fi | Incorrect WiFi password; Camera too far from router; Only supports 2.4 GHz WiFi. | Verify WiFi password; Move camera closer to router; Ensure your router is broadcasting a 2.4 GHz network. |
| Poca qualitat de vídeo | Insufficient network bandwidth; Dirty lens; Low light conditions. | Check internet speed; Clean the camera lens; Ensure night vision is active in low light. |
| La detecció de moviment no funciona | Feature disabled in app; Incorrect sensitivity settings; Obstructions in detection zone. | Enable motion detection in app; Adjust sensitivity; Clear any obstructions. |
| La bateria s'esgota ràpidament | Freqüent en directe view access; High motion detection activity; Extreme temperatures. | Reduce live view time; Adjust motion detection frequency; Operate in moderate temperatures. |
8. Especificacions
| Característica | Detall |
|---|---|
| Nom del model | sdw2 |
| Marca | Chujianxi |
| Resolució de gravació de vídeo | 4K |
| Tecnologia de connectivitat | Wireless (Wi-Fi 2.4 GHz) |
| Característiques especials | Two-Way Audio, Motion Detector, Night Vision |
| Ús interior/exterior | Exterior (també apte per a interior) |
| Tipus de muntatge | Suport de muntatge a la paret |
| Components inclosos | Suport de muntatge de la càmera |
| Bateria inclosa | Sí |
| Composició de la bateria | Polímer de liti |
| Dimensions del producte (L x A x A) | 4.99 x 3.6 x 4 cm (1.96 x 1.42 x 1.57 polzades) |
| Pes de l'article | 230 grams (0.51 lliures) |
| Usos recomanats | Seguretat interior |
Nota: les especificacions estan subjectes a canvis sense previ avís.
9. Garantia i Suport
For warranty information and technical support, please refer to the contact details provided on the product packaging or the official Chujianxi weblloc web. Conserveu el rebut de compra com a comprovant de compra.
For further assistance, you may contact Chujianxi customer service directly.