1. Introduction
Welcome to your NCVI Wearable Breast Pump. This manual provides detailed instructions for the safe and effective use of your breast pump, designed for convenience and comfort. Please read this manual thoroughly before first use and retain it for future reference.
2. Product Components
Your NCVI Wearable Breast Pump package includes the following components:
- Motor (x2)
- 24mm Flange (x2)
- Milk Collector (x2)
- Duckbill Valve (x2)
- Diaphragm (x2)
- 19mm Flange Insert (x2)
- 21mm Flange Insert (x2)
- Bra Extender (x2)
- Milk Storage Bag (x10)
- Charging Cable (x2)
- User Manual (x1)
- Size Ruler (x1)

3. Setup Instructions
Follow these steps to assemble your breast pump before first use. Ensure all parts are clean and dry.
- Insert Duckbill Valve: Push the duckbill valve firmly onto the milk collector.
- Place Silicone Diaphragm: Insert the silicone diaphragm into the milk collector, ensuring it is seated correctly.
- Attach Flange: Align the flange with the milk collector. Ensure the flange cut aligns with the milk collector cut to prevent air leaks. Press the edge of the flange to seal it tightly.
- Install Motor: Place the motor unit onto the assembled milk collector and flange, ensuring a secure fit.
- Flange Size Selection: Use the included size ruler to determine your correct nipple size. If a smaller flange is needed, insert the 19mm or 21mm flange insert into the 24mm flange.


4. Operating Instructions
The NCVI Wearable Breast Pump features 4 modes and 9 adjustable suction levels to customize your pumping experience.
Power On/Off and Mode Selection
- Press the power button to turn the pump on or off.
- Use the 'M' button to cycle through the 4 pumping modes:
- Massage Mode: Gentle stimulation to initiate milk flow.
- Suck Simulation Mode: Mimics natural baby sucking rhythms.
- Expression Mode: Strong and deep suction for efficient milk expression.
- Multitronic Mode: Variable frequency for optimized milk output.
- Use the '+' and '-' buttons to adjust the suction intensity across 9 levels within each mode.


Battery Life and Charging
The pump is equipped with a 1400mAh rechargeable battery, providing up to 150 minutes (approximately 5-6 sessions) of pumping time on a single charge. It features a 30-minute auto-off function for safety and convenience. Charge using the provided USB-C cable.

Quiet Operation
Operating at less than 42dB, this breast pump allows for discreet pumping in various environments without causing disturbance.

5. Milk Transfer
After your pumping session, follow these steps to safely transfer collected milk:
- Turn off the pump.
- Carefully remove the motor unit from the milk collector.
- Remove the silicone diaphragm.
- Pour the collected milk from the milk collector's pouring spout into a storage bottle or bag.

6. Cleaning and Maintenance
Proper cleaning and maintenance are essential for hygiene and the longevity of your breast pump. All parts that come into contact with milk are BPA-free and dishwasher safe.
- Disassembly: Separate all pump components: motor, flange, milk collector, duckbill valve, and diaphragm.
- Washing: Wash all milk-contacting parts with warm soapy water immediately after each use. Rinse thoroughly with clean water. Alternatively, these parts are dishwasher safe.
- Drying: Allow all parts to air dry completely on a clean surface or use a clean cloth. Ensure no moisture remains before reassembly.
- Motor Cleaning: Wipe the motor unit with a clean, damp cloth. Do not immerse the motor in water.

7. Troubleshooting
If you encounter any issues with your NCVI Wearable Breast Pump, please refer to the following common troubleshooting tips:
- No Suction or Weak Suction:
- Ensure all parts are correctly assembled and sealed tightly, especially the duckbill valve and diaphragm.
- Check that the flange is properly positioned on your breast, creating a good seal.
- Verify the motor is fully charged.
- Adjust the suction level using the '+' button.
- Pump Not Turning On:
- Ensure the battery is fully charged. Connect the pump to the charging cable and allow it to charge for at least 2 hours.
- Press and hold the power button for a few seconds to ensure it registers.
- Low Milk Output:
- Ensure you are using the correct flange size for your nipple. Refer to the flange sizing guide in Section 3.
- Experiment with different modes and suction levels to find what works best for your body.
- Ensure you are well-hydrated and relaxed during pumping sessions.
If problems persist, please contact customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | AM8111 |
| Battery Capacity | 1400mAh |
| Pumping Time per Charge | Up to 150 minutes |
| Suction Levels | 9 levels |
| Pumping Modes | 4 (Suck Simulation, Massage, Expression, Multitronic) |
| Noise Level | Less than 42dB |
| Flange Sizes Included | 24mm (with 19mm/21mm inserts) |
| Material Type | BPA Free Polypropylene |
| Capacity (Milk Collector) | 6 ounces (180ml) |
| Dishwasher Safe | Yes (milk-contacting parts) |
9. Warranty and Support
Your NCVI Wearable Breast Pump Model AM8111 comes with a 1-Year Manufacturer Warranty. This warranty covers defects in materials and workmanship under normal use.
For warranty claims, technical support, or any questions regarding your product, please contact NCVI customer service through the retailer where you purchased the product or visit the official NCVI website for contact information.