Outdoor Camera CW400
2.5K ultra-clear picture quality, smart security for tough-weather conditions
Smart full-colour night vision | IP66 water resistance | Dual-antenna network | Two-way voice support | AI human detection | Audible and visual warning systems | Time-lapse photography
4MP with large aperture Ultra-clear 2.5K picture quality
4MP, 2.5K ultra-clear imaging featuring an f/1.6 large aperture lens with a high-performance image sensor. Get brighter, clearer details with higher-quality imagery.
*2.5K: horizontal resolution more than 2500 pixels; resolution: 2560 x 1440
Four-light, smart full-colour night vision Truly clear images, even in the dark nights
Capture colourful pictures even in low-light environments. The built-in white lights automatically light up when a human is recognised at night.
Professional design with IP66 water resistance Ready for tough-weather conditions
The professional outdoor IP66 water-resistant design ensures reliable outdoor use and easily handles complex outdoor environments.
Horizontal and vertical dual gimbals More flexible and reliable

Dual gimbal design with a 360° horizontal view and 160° vertical view to provide a complete security solution.
High-gain dual-antenna design Enhanced, clearer Wi-Fi signal
The built-in high-gain dual-antenna design ensures long-distance stability of the camera network, increasing the transmission distance.
Two-way voice calling to make conversation easier Smart noise cancellation for any outdoor environment
Featuring a built-in high-sensitivity microphone and a high-quality, high-power speaker. Easily pick up sound from long distances so that your dialogues are as clear as if you were communicating face-to-face.
AI human detection to effectively filter out false alarms Warning you only when a person is detected
When a human is detected in the field of view, the new generation AI human detection algorithm automatically starts recording video alarms and sends a reminder to your smartphone.
Audible and visual warning, active defence Instant alarms sent to your smartphone
When the camera detects someone in the monitoring area, it will automatically trigger an audible alarm with flashing lights, driving away potential intruders. It will also simultaneously send an alarm message to Mi Home app/Xiaomi Home app.
Time-lapse photography Record your wonderful memories

Turn on the time-lapse photography function and let the camera condense and present the details. Create something great from outdoor splendor.
MJA1 security chip Maximum privacy and safety
Each MJA1 security chip has its own private key and certificate to ensure communication and storage security.
Local and cloud dual storage Double protection of critical information
Store video recordings through various storage methods, including local microSD card* and automatic loop recording. Videos can also be stored via a cloud storage service. Once the service is activated, videos are automatically uploaded to the cloud, and monitoring functions such as AI facial recognition and dynamic real-time video recording are simultaneously enabled.
–
microSD Card | Support up to 256GB (Must be purchased separately)
– Cloud storage service | Unlimited storage, video encryption (Paid service)
*Support microSD cards with a capacity of up to 256GB; microSD cards with a capacity of 64GB and above may need to be formatted with the camera before use. Monitoring functions such as AI facial recognition and dynamic real-time video recording require cloud storage to be enabled. Facial recognition must be enabled manually, while cloud dynamic video storage is enabled automatically.
Ceiling, side, and pole mounting Flexible installation for any outdoor setting
Three installation methods are available: ceiling, side or pole mounting. Users can choose the installation method they require.
*If the installation method of pole mounting is chosen, the 8mm mounting hoops must be purchased separately.
*IP66 water resistance rating: Do not use this product in an overly humid environment or any other places where the product may be at risk of water damage. This includes steam rooms or conditions in which the product may be immersed in water.
*A MicroSD card is not included in the packaging and must be purchased separately. (The product supports a maximum capacity of 256GB and only supports FAT32 format. If you are using a MicroSD card with a capacity of 64GB and above, please go to the camera plug-in page in Mi Home app/Xiaomi Home app. Go to Settings > Storage Settings and click on “Format memory card”. After formatting the memory card into FAT32 format, you can use the product). After installing or removing the MicroSD card, ensure that the dust cap on the SIM card tray is in place to prevent water from entering the product and impacting normal use.
*The device QR code is on the base of the product. It is recommended that you scan the QR code to connect to the network before mounting the device.
*The working temperature of the product is -30°C–60°C and the working temperature of the adapter is -30°C–45°C. The adapter is not waterproof, so it is recommended that the adapter be kept and used in an indoor environment. The working temperature data come from Hualai laboratories. Actual data may vary depending on environmental factors.
*Cloud storage is a paid feature and requires the cloud storage service to be activated. *Please remember that the use of recording equipment, such as Xiaomi Outdoor Camera CW400 to capture video or sound recordings may affect individuals’ personal data. The processing of personal data may involve compliance with local data protection regulations. Please note that you are solely responsible for the use you make of this device and for compliance with any such regulations that may apply to you.
*If an extension cord is required, please refer to the supported length:
Wire Size
Maximum Length Allowed
18
12m
20
9m
22
6m
24
3m
The adapter included with the product was used for testing.
Prevent water contact with the port when using the extension cord.

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