WOPET W03 User Manual
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Cordless 3L ceramic fountain with a rechargeable base. Do not use these power and mode instructions for the wired W03L.
Read this web edition in English. Open or download the original PDF for the original document and any additional languages. Check the model, hardware revision and supplied instructions before use.
On this page
- Specifications
- Safety instructions
- Parts and first setup
- Power and water modes
- Buttons and indicators
- Filters, pump and spout care
- Troubleshooting
- Warranty and support
- Original diagrams and PDF
- Related help
Specifications
| Item | Manual specification |
|---|---|
| Capacity | 3L / 101oz |
| Power input | DC 5V / 1A |
| Battery | 5000mAh rechargeable battery pack |
| Regular flow | External power only |
| Induction cycle | 20 seconds when triggered |
Safety instructions
- Use a compliant DC 5V / 1A adapter and WOPET-recommended attachments. Do not modify the structure, electronics or battery base.
- Use indoors only and never run without water. Stop using a damaged or malfunctioning unit and contact support.
- Disconnect power before removing or cleaning parts. Keep the adapter, plug and rechargeable base dry. Do not rinse or immerse the base.
- Do not let pets chew or swallow components. Never pull the power cord to unplug. If a plug becomes wet, turn off power to the outlet before handling it.
- Protect the fountain from weather and freezing conditions.
Parts and first setup
- The manual identifies the spout, ceramic tray, primary filter cotton, tray holder, columnar core filter, foam filter, wireless pump, ceramic tank and tank base.
- Rinse the ceramic tray and tank with clean water. Connect the columnar core filter to the pump and position it centrally in the tank.
- Add clean water within the stated 1.5–3L range. Fit the remaining components in the order shown in the original drawing.
- Open the protective charging-port cover and connect the specified supply for charging. Fully charge before first cordless use.
- Align the tank’s locating recess with the base. Keep the base out of the washing area.
Power and water modes
- External power mode uses a connected power cable. Battery mode allows cordless use indoors.
- Regular mode provides continuous flow while external power is connected. It is unavailable in battery-only mode to conserve energy.
- Induction mode dispenses water for 20 seconds after detecting pet activity. The manual lists a 180° sensing area, approximately 1m in front and 70cm on each side.
- The back of the unit does not detect pets. Keep the sensing area clear and face it toward the pet’s approach.
Buttons and indicators
- Power button: press and hold for 3 seconds to turn on; hold for 3 seconds again to shut down.
- Battery light: flashing white means charging; steady white means fully charged; steady red means low battery. An unlit battery indicator can mean the charge is above the low-battery warning threshold.
- Water indicator: steady red means insufficient water. Add water before operation; an unlit indicator indicates a sufficient level.
- The mode indicator lights when activity is sensed and the pump dispenses water.
Filters, pump and spout care
- Primary filter cotton: replace every 1–2 weeks under normal conditions. Columnar core filter: replace every 2–4 weeks. The manual recommends a two-week filter interval for multiple pets.
- Shut down and disconnect power. Remove the foam filter, pump cover and impeller cover in sequence, then lift out the impeller with the brush hook.
- Brush the accessible pump components with water as illustrated. Clean the foam filter regularly and replace it when needed. Reassemble before restarting.
- The brush can also clean the spout; the manual recommends spout cleaning every two weeks. Never rinse or immerse the rechargeable base.
Troubleshooting
- No charging: check the compliant 5V / 1A supply and cable connection. Do not dismantle the battery base.
- Flow stops after about 20 seconds: this can be normal induction-mode behavior.
- Continuous flow while plugged in: check whether the fountain is in regular mode.
- No flow with a red water indicator: check the fill level, correct tank alignment and accessible filters or impeller.
- Reduced flow: check the selected power mode and clean the pump. Contact support if the fault remains after correct reassembly.
Warranty and support
- The manual lists 30-day return and replacement information and warranty registration terms. Review the original document for your purchase version; complimentary parts, replacements and consumables are excluded from its stated two-year coverage.
- Email support@wopet.com. For Amazon purchases, use Your Orders → View order details → Seller name → Ask a question.
Regulatory notices
The source manual includes FCC Class B / Part 15 notices. Unauthorized changes or modifications can void authority to operate the equipment. The document notes that interference can still occur in a particular installation.
- If interference occurs, the manual lists reorienting or relocating the receiving antenna, increasing separation from the receiver, using an outlet on a different circuit, or consulting a dealer or radio / TV technician.
- Use the original PDF for the full compliance notice, including any cable and antenna requirements. Specifications and illustrations may change between revisions.
Original diagrams and PDF

Open or download the original W03 manual (PDF)
Related help
W03 product support and related guides · Help Center · All user manuals