Introduction
The Xiaomi Mijia Smart Pet Drinking Fountain 2 is designed to provide continuous, fresh, and healthy hydration for your pets. Featuring a wireless design, long battery life, and smart app control, it offers convenience and peace of mind for pet owners. Its advanced 4-stage filtration system ensures clean water, while multiple water output modes cater to different pet preferences.

A cat enjoying fresh water from the Mijia Smart Pet Drinking Fountain 2.
Package Contents
Please check the package contents carefully upon unboxing:
- Water fountain (Main Unit) x 1
- Filter stand x 1
- Filter x 1
- Power cable x 1
- User manual (Chinese version) x 1

Visual representation of the items included in the package.
Specifications
| Feature | Detail |
|---|---|
| Product Name | Mijia Smart Pet Fountain 2 |
| Product Model Number | MJCWYSJ03 |
| Input Parameters | 5V-2A |
| Rated Power | 10W |
| Product Volume | 3L |
| Wireless Connection | Wi-Fi IEEE 802.11b/g/n 2.4GHz |
| Operating Temperature | 5°C–40°C |
| Compatible With | Android 8.0 or iOS 12.0 and above |
| Product Dimensions | 190 x 230 x 180 mm |
| Water Resistance Rating | IPX7 (Note: The power port must be fully sealed with the waterproof plug) |
| Power Source | Other (Battery Powered) |
| Battery Included | Yes |
| Inbox Adaptor | No |
| State of Assembly | Ready-to-Go |
| Certification | CE |

Product dimensions: 190 x 230 x 180 mm.
Setup Guide
- Unpack and Assemble: Carefully remove all components from the packaging. Assemble the water fountain by placing the filter stand and filter into the main unit. Ensure all parts are securely fitted.

Components of the pet fountain, ready for assembly or cleaning.
- Fill with Water: Fill the water reservoir with clean drinking water up to the 'MAX' line indicated on the transparent window. The 3L capacity provides sufficient water for extended periods.

The 3L large volume ensures refreshment for up to 15 days for a single cat.
- Power On: The fountain is equipped with a 4000mAh lithium battery for wireless operation. If charging is needed, connect the power cable to the designated port. Ensure the power port is fully sealed with the waterproof plug if not actively charging.

The fountain can be placed anywhere due to its wireless design, but can also be plugged in.
- Connect to Xiaomi Home App:
- Download the Xiaomi Home app (compatible with Android 8.0+ or iOS 12.0+).
- Open the app and navigate to "Additional settings".
- Change the "Region" to "Mainland China" as this is the Chinese version of the product.
- Go back to the main screen and select "Add device" or "Scan" to find the "Mijia Smart Pet Fountain 2".
- Follow the in-app instructions to complete the connection.

Steps to change the region in the Xiaomi Home app for device compatibility.

Adding the Mijia Smart Pet Fountain 2 via the Xiaomi Home app.
Operating Instructions
Water Output Modes
The fountain offers three distinct water output modes to suit your pet's needs and lifestyle:
- Sensor Mode: Dispenses water for 10 seconds when your pet moves close. Ideal for curious cats and encouraging drinking.
- Intermittent Mode: Provides scheduled water output times to encourage regular drinking habits.
- Continuous Mode: Continuously washes cat hair into the filter, perfect for when your pet is shedding.

Choose from Continuous, Sensor, or Intermittent modes via the app.
Remote Control via Xiaomi Home App
Manage your pet's hydration from anywhere using the Xiaomi Home app. The app allows you to:
- View the device status in real-time.
- Receive automatic reminders when the water level is low.
- Receive automatic reminders when the filter needs to be replaced.
- Receive automatic reminders when the battery is low.

Monitor water levels, filter status, and battery life through the Xiaomi Home app.
Battery Life
The integrated 4000mAh lithium battery provides up to 100 days of operation on a single charge, offering reliable hydration even during power outages or when placed away from outlets.

Enjoy up to 100 days of wireless operation with the long-lasting battery.
Product Demonstration Video
Watch a short video demonstrating the features and operation of the Xiaomi Mijia Smart Pet Drinking Fountain 2.
Maintenance
Cleaning the Fountain
The fountain is designed for easy disassembly, making weekly cleaning effortless. Its large rounded-angle bucket and smooth interior walls help prevent dirt build-up.
- Disassemble the top cover and internal components.
- Rinse all parts thoroughly with water. The main unit has an IPX7 water resistance rating, meaning the power port is fully sealed with a waterproof plug, allowing for worry-free rinsing.
- Ensure all parts are dry before reassembling.

The fountain's design allows for simple disassembly and cleaning.

The IPX7 waterproof rating ensures safe rinsing of the main unit.
Filter Replacement
The 4-stage precise filtration system ensures fresh water by inhibiting bacteria and filtering out impurities. It is recommended to replace the filter every month for optimal performance. The Xiaomi Home app will send reminders when a filter replacement is due.

The 4-stage filtration includes a high-density microporous PP filter, activated carbon granules, mixed ion-exchange resin, and bacteriostatic cotton.
Replacement filters can be purchased separately. For purchasing filters, please refer to the product page or contact customer support.
Troubleshooting
- No Water Dispensing:
- Check the water level in the reservoir. If it's below the minimum line, the boil-dry protection will stop operation to protect the pump. Refill the water.
- Ensure the fountain is properly assembled and the pump is correctly seated.
- Verify the selected water output mode in the Xiaomi Home app.
- App Connectivity Issues:
- Confirm your phone's Wi-Fi is on and connected to a 2.4GHz network.
- Ensure the region in the Xiaomi Home app is set to "Mainland China".
- Restart the fountain and your phone, then try connecting again.
- Unusual Noise:
- Check for any debris or pet hair obstructing the pump or filter. Clean the components as per the maintenance section.
- Ensure the water level is adequate.
- Water Quality Concerns:
- Replace the filter if it's expired or if the water appears discolored or has an odor. The app will remind you when to replace it.
- Ensure you are using clean, potable water.
User Tips
- Optimal Pet Posture: The fountain features an optimal tilt angle designed to accommodate your pet's natural drinking posture, which can help prevent chin acne.
- Wireless Placement: Take advantage of the 100-day battery life to place the fountain in various locations around your home, such as the living room, bedroom, or balcony, without being restricted by power outlets. This also eliminates concerns about chewed wires.

The wireless design allows flexible placement in various home environments.
- Monitor via App: Regularly check the Xiaomi Home app for water level, filter status, and battery life reminders to ensure your pet always has access to fresh water.
- Battery Life Expectancy: The battery is designed to last approximately 100 days. If you notice it draining faster, check for excessive usage or app settings that might increase power consumption.
Warranty and Support
This product comes with a standard manufacturer's warranty. For detailed warranty information, please refer to the warranty card included in your package or visit the official Xiaomi support website.
For technical support, troubleshooting assistance, or to inquire about replacement parts (such as filters), please contact Xiaomi customer service through their official channels. Please have your product model number (MJCWYSJ03) and purchase details ready when contacting support.





