1. Product Overview
The ROJECO 4L Automatic Cat Feeder is designed to provide scheduled meals for your pets, ensuring they are fed consistently even when you are away. This feeder features a 4-liter capacity, dual stainless steel bowls, and programmable meal times and portion sizes. It supports both USB power and battery backup for reliable operation.

Image 1.1: ROJECO 4L Automatic Cat Feeder. This image illustrates the feeder's key features, including its 4-liter capacity, the ability to dispense 6 grams per portion, support for up to 4 meals daily, and up to 60 portions per meal. A cat is shown next to the feeder, demonstrating its use.
2. Package Contents
Please check the package contents upon unboxing to ensure all components are present:
- 1 x Automatic Cat Feeder (4L capacity)
- 2 x Stainless Steel Bowls
- 1 x 5V Power Adapter
- 1 x USB A to C Charging Cable
- 1 x Desiccant Bag
- 1 x Food Tray
- 1 x User Manual (this document)

Image 2.1: Package Contents. This image displays all items included in the ROJECO Automatic Pet Feeder package, laid out for inspection. It shows the main feeder unit, two stainless steel bowls, the food tray, power adapter, USB charging cable, desiccant bag, and the user manual.
3. Product Features
- Programmable Feeding: Set 1-4 meals daily with up to 60 portions per meal (approximately 6 grams per portion).
- Dual Bowls: Equipped with two stainless steel bowls, suitable for feeding two pets simultaneously.
- Anti-Clog Design: Advanced mechanical structure prevents food blockages. Suitable for dry food pellets between 4-12mm.
- Low Food Alarm: Built-in infrared sensor detects low food levels and displays 'zero' on the LED screen if food is insufficient.
- Dual Power Supply: Operates via 5V adapter and USB charging cable. Features a battery backup system (4 AA-size batteries, not included) to ensure continuous feeding during power outages.
- Easy to Clean: Detachable parts and stainless steel bowls allow for thorough cleaning.
- Food Freshness: Includes a desiccant bag with a sealing cover to keep food fresh.
- Manual Feeding: Dispense food instantly by pressing a button for immediate rewards.
4. Setup Instructions
4.1 Assembly
- Unpack all components from the box.
- Ensure the main feeder unit, food tray, and stainless steel bowls are clean.
- Attach the food tray to the base of the feeder.
- Place the two stainless steel bowls into the designated slots on the food tray.
- Open the top cover of the feeder and insert the desiccant bag into its compartment to maintain food freshness.
4.2 Power Supply
The feeder can be powered by a 5V adapter or AA batteries.
- Primary Power (Recommended): Connect the USB A to C charging cable to the feeder and then to the 5V power adapter. Plug the adapter into a wall outlet.
- Battery Backup (Optional): For power outage protection, insert 4 AA-size batteries (not included) into the battery compartment located at the bottom of the feeder. The feeder will automatically switch to battery power if the main power supply is interrupted.

Image 4.1: Dual Power Supply. This image highlights the two power options for the feeder: USB power via a 5V/1A adapter and charging cable, and a battery backup system that uses 4 AA-size batteries (not included).
4.3 Loading Food
- Open the top lid of the feeder.
- Pour dry pet food into the food storage tank. Ensure the food pellet size is between 4-12mm to prevent clogging.
- Close the lid securely to maintain food freshness.

Image 4.2: Anti-Clog Design. This image illustrates the feeder's mechanism for preventing food clogs, showing dry food pellets of various shapes and sizes (within the 4-12mm range) being dispensed smoothly into the dual bowls.
5. Operating Instructions
5.1 Understanding the Control Panel
The feeder features an LED screen and several buttons for programming. Refer to the diagram below for button functions:

Image 5.1: Control Panel Overview. This image provides a detailed view of the feeder's LED screen and control buttons, with clear labels indicating the function of each icon and button, such as setting, manual feeding, and adjusting meal parameters.
- Lock/Unlock Button: Press to lock or unlock the control panel to prevent accidental changes.
- ON/OFF (Display/Hide Feeding Schedule) Button: Toggles the display of the feeding schedule.
- Manual Feeding Button: Press to dispense one portion of food immediately.
- Setting Button: Used to enter programming mode and confirm settings.
- Add (Up Arrow) Button: Increases values during setting (e.g., time, portions).
- Reduce (Down Arrow) Button: Decreases values during setting.
5.2 Setting the Current Time
- Ensure the control panel is unlocked. If locked, press the Lock/Unlock Button.
- Press and hold the Setting Button until the hour display starts flashing.
- Use the Add or Reduce buttons to set the current hour (24-hour format).
- Press the Setting Button again to move to the minute display.
- Use the Add or Reduce buttons to set the current minute.
- Press the Setting Button to confirm and exit time setting mode.
5.3 Programming Meal Schedules
You can program up to 4 meals per day.
- Ensure the control panel is unlocked.
- Press the Setting Button repeatedly until "MEAL: 1" starts flashing.
- Set Meal Time:
- The hour display for Meal 1 will flash. Use Add or Reduce to set the desired hour.
- Press Setting Button to move to minutes. Use Add or Reduce to set the desired minute.
- Set Portion Size:
- Press Setting Button again. The "PORTION" display will flash.
- Use Add or Reduce to set the number of portions (1-60). Each portion is approximately 6 grams.
- Press Setting Button to confirm Meal 1 settings and move to Meal 2.
- Repeat steps 3-5 for Meal 2, Meal 3, and Meal 4 as needed. If a meal is not required, set its portion size to '0'.
- After setting the last meal, press the Setting Button to exit programming mode.
5.4 Manual Feeding
To dispense food instantly, press the Manual Feeding Button (hand icon). Each press will dispense one portion of food.
6. Maintenance and Cleaning
Regular cleaning ensures hygiene and extends the life of your feeder.
6.1 Disassembly for Cleaning
- Unplug the feeder from the power outlet and remove any backup batteries.
- Remove the stainless steel bowls from the food tray.
- Detach the food tray from the main feeder unit.
- Remove the food storage tank from the base.
- Remove the desiccant bag from its compartment.

Image 6.1: Detachable Design for Cleaning. This image demonstrates the ease of disassembling the feeder into its main components (food tank, base, food tray, and bowls) for thorough cleaning, with water splashes symbolizing the washing process.
6.2 Cleaning Instructions
- Stainless Steel Bowls and Food Tray: Wash with mild soap and water. Rinse thoroughly and dry completely before reassembly.
- Food Storage Tank: Hand wash with mild soap and water. Ensure all food residue is removed. Dry completely.
- Main Feeder Unit (Base with electronics): Wipe the exterior with a damp cloth. Do not submerge the main unit in water.
- Desiccant Bag: Replace the desiccant bag periodically (e.g., monthly) to ensure optimal food freshness.
6.3 Reassembly
After all parts are dry, reassemble the feeder in reverse order of disassembly. Ensure all connections are secure.
7. Troubleshooting
- Feeder Not Dispensing Food:
- Check power supply: Ensure the adapter is plugged in correctly or batteries are installed and have sufficient charge.
- Check food level: The infrared sensor may detect low food. Refill the food tank.
- Check for clogs: Ensure food pellet size is within 4-12mm. Clear any blockages in the dispenser mechanism.
- Verify schedule: Confirm that meal times and portion sizes are correctly programmed and the current time is set accurately.
- LED Screen Not Displaying:
- Check power connection.
- Replace AA batteries if using battery power.
- Food Not Fresh:
- Ensure the top lid is securely closed.
- Replace the desiccant bag regularly.
- Feeder Making Unusual Noise:
- Check for any foreign objects or food particles obstructing the motor or dispensing mechanism.
- Ensure the feeder is placed on a stable, flat surface.
- Programming Lost:
- This model does not have Wi-Fi. If programming is lost, it may be due to power interruption without battery backup, or incorrect saving of settings. Re-program the schedule.
8. Specifications
| Brand | ROJECO |
| Model | B0B2MVQBM3 |
| Capacity | 4 Liters |
| Material | Stainless Steel + ABS Plastic |
| Color | White |
| Target Species | Cat, Dog |
| Operation Mode | Automatic |
| Power Supply | 5V Adapter (included), 4 x AA Batteries (not included) |
| Food Pellet Size | 4-12mm (dry food only) |
| Item Dimensions (L x W x H) | 18.2L x 18.2W x 34.8H centimetres |
| Item Weight | 1.82 Kilograms |
| Product Care Instructions | Hand Wash Only (detachable parts) |
9. Warranty and Support
ROJECO provides a minimum of 1 year of protection for this product. If you encounter any issues or have questions regarding your ROJECO Automatic Cat Feeder, please do not hesitate to contact our customer support team. We are committed to assisting you.
For support, please refer to the contact information provided on the product packaging or the official ROJECO website.







