Xain-USA 2600mAh Replacement Battery for ILIFE Robot Vacuums V3X, V7, V7s, V7s Plus, V7 Pro| Replaces PX-B020 | 14.4V 37.44Wh Li-ion | Built-in BMS Protection

Designed for compatible versions of the following ILIFE robotic vacuum cleaners:

V3X, V7, V7s, V7s Plus, V7 Pro

Replacement Battery Part Number: PX-B020

Technical Specifications

Specification                        Details

Brand                                    Xain-USA

Xain-USA Model                XA-1442600-A4s

Replacement Part Number PX-B020

Battery Chemistry               Rechargeable Lithium-ion

Nominal Voltage                 14.4V

Battery Capacity                 2600mAh (2.6Ah)

Energy Capacity                  37.44Wh

Cell Configuration              4S1P (4 × 18650 Cells)

Protection                             Built-in BMS

Connector                            2-Pin

Dimensions                          2.8 × 1.5 × 1.5 inches

Battery Weight                    Approximately 7 oz

Shipping Weight                 Approximately 9 oz

Warranty                              1-Year Limited Warranty

Customer Support               U.S.-Based

Key Product Features:

1. Reliable 2600mAh Battery Capacity

Restore your ILIFE robotic vacuum's power with a dependable 2600mAh rechargeable lithium-ion battery.

• Provides 37.44Wh of rated energy capacity.
• Helps restore cleaning runtime when replacing a worn or degraded battery.
• Supports consistent power delivery during normal cleaning cycles.
• Rechargeable design provides a practical alternative to replacing your entire vacuum cleaner.

Actual cleaning runtime depends on the vacuum model, operating conditions, and battery usage.

2. Built-in Battery Management System (BMS)

Enhanced Electrical Protection for Reliable Operation

The integrated Battery Management System helps monitor and protect the battery against common electrical conditions, including:

• Overcharge Protection: Helps prevent charging beyond the battery's permitted voltage.
• Over-Discharge Protection: Helps prevent excessive battery depletion.
• Overcurrent Protection: Helps protect against excessive electrical current.
• Short-Circuit Protection: Helps protect the battery during abnormal electrical conditions.

The built-in protection circuitry supports dependable battery operation when used with compatible equipment and charging systems.

3. Quality Construction and Dependable Performance

Built for Reliability and Everyday Use

Xain-USA is committed to providing quality replacement batteries engineered for consistent performance.

• Quality Lithium-ion Cells: Designed to deliver reliable rechargeable power.
• 4S1P Configuration: Four 18650 lithium-ion cells connected in series.
• Integrated Protection Circuitry: Provides essential battery protection functions.
• Quality Control: Batteries are sourced from specialized manufacturers and subject to quality-control procedures.
• Dependable Replacement: Designed for compatible ILIFE robotic vacuum applications.

4. Convenient Replacement and Compatibility Support

Replace your aging battery without purchasing an entirely new robotic vacuum cleaner.

• Designed to fit compatible ILIFE battery compartments.
• Replaces compatible PX-B020 battery configurations.
• Compact design with dimensions of approximately 2.8 × 1.5 × 1.5 inches.
• Xain-USA provides customer support to help identify the correct replacement battery.

Before Installation: Verify that the connector, wire arrangement, polarity, voltage, and dimensions match your original battery.

5. Battery Safety and Quality Assurance

Xain-USA sources rechargeable lithium-ion batteries from specialized battery manufacturers.

Our focus on product quality includes:

• Battery construction and performance requirements.
• Integrated electrical protection circuitry.
• Manufacturer quality-control procedures.
• Product safety documentation, where available.

Certification and testing documentation vary by battery model. Please contact Xain-USA to request documents applicable to this specific replacement battery.

Battery Safety and Handling

For safe operation and longer battery service life:

• Use only with compatible ILIFE robotic vacuum cleaners and charging systems.
• Avoid exposing the battery to excessive heat, moisture, or extreme temperatures.
• Never puncture, crush, disassemble, or modify the battery.
• Do not short-circuit the battery terminals.
• Do not charge or operate a damaged or swollen battery.
• Store in a cool, dry location away from children.
• Follow the recommended charging and storage instructions.

Battery Manual and Technical Information

For additional product information, please visit:

www.xain-usa com

Our online battery documentation provides useful information, including:

• Technical specifications and battery characteristics.
• Battery safety and handling instructions.
• Charging and storage recommendations.
• General maintenance and operating guidelines.

Purchase with Confidence — The Xain-USA Commitment

1-Year Limited Warranty

Your Xain-USA replacement battery is backed by a one-year limited warranty against manufacturing defects, providing added confidence in your purchase.

30-Day Return Policy

We want you to be satisfied with your purchase. Return requests may be made within 30 days of delivery, subject to our published return policy and eligibility requirements.

U.S.-Based Customer Support

Our knowledgeable customer service team is available to help with product compatibility, technical questions, and warranty assistance.

Customer Support: support@xain-usa-marketplace.com

Website: www.xain-usa-marketplace com

Xain-USA — Your Powerhouse

To ensure the longevity and safety of your lithium-ion (Li-ion) batteries, follow these care instructions:

• Avoid Extreme Temperatures
• Partial Charge is Better
• Avoid Overcharging
• Minimize Exposure to High Discharge Rates
• Store Properly When Unused
• Use Proper Chargers and Cables
• Keep Battery Contacts Clean

We ship our products using USPS Ground Advantage 2-5 Delivery. Please note that USPS may experience delays in its network.

Refer to your receipt email for the tracking code to view updates.

Warranty: Products advertised with a one-year warranty are covered against manufacturing defects. Check this listing for the applicable warranty. Contact our U.S.-based team with your order number and photos for a warranty or performance issue.

Standard returns: Request within 30 days of delivery. Items must be unused, uninstalled and complete in their original packaging; exclusions apply.

Return shipping: The buyer pays return shipping and prints the label. For a damaged, defective or incorrect item, contact us first to confirm the resolution and shipping arrangements. A prepaid label is not automatic.

Read the full return policy and warranty guidance or email support@xain-usa-marketplace.com.