King EBOYEE BI03XL battery front view boosts HP laptop runtime.
King EBOYEE BI03XL battery back view shows easy access for replacement.
King EBOYEE BI03XL battery side-connector view ready for swap.
King EBOYEE BI03XL battery internal-cells close-up highlights 3-cell design.
King EBOYEE BI03XL battery label and safety sticker emphasize authenticity.
King EBOYEE BI03XL in-pack accessories including two screwdrivers.
King EBOYEE BI03XL battery installed on HP Stream 14-ax on desk.

King EBOYEE

King EBOYEE BI03XL ON03XL Battery for HP Pavilion X360 & Stream Laptops | 41.7Wh 11.55V 3-Cell

High-performance electronics accessories made for confident daily results

$36.95

3 shoppers currently have this item in cart.

Low stock: only 5 left in inventory. Add to cart before it's gone.

Shop Pay installment options may appear at checkout where eligible.

Free shipping Secure checkout 100% refund eligible
Bundle & save Buy 2 and save checkout time

Premium electronics accessories quality selected for United States (USA) customers.

Routine pack Build your routine pack (3)

Fast dispatch with always-free shipping and secure checkout on every order.

Free shipping

i

Free shipping on every order. Fast dispatch, tracked delivery, and secure checkout included.

Easy returns

i

Simple return flow and responsive support for eligible items.

Peak-demand shipping delays

i

During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

24/7 customer support

Questions before checkout? Our team is available and ready to help.

Return & RefundEasy returns and policy details Shipping PolicyDelivery process and tracking info
Share

Why customers choose Nexoltic

Powerful replacement battery for HP laptops

Meet the King EBOYEE BI03XL ON03XL battery — a fresh Li-ion power pack designed to extend the life of compatible HP notebooks. With a capacity of 41.7Wh (3470mAh) and an 11.55V rating, this 3-cell battery delivers steady, reliable energy for daily tasks. The unit arrives in classic black and includes two free screwdrivers to support a straightforward swap.

Designed for real-world use, this battery blends solid performance with simple installation. Expect a balanced combination of runtime, fit, and ease that fits into busy days at home, in the office, or on the go.

Key benefits

  • 41.7Wh capacity (3470mAh) for longer sessions between charges.
  • 11.55V design compatible with HP Pavilion X360 and Stream models.
  • 3-cell configuration for a compact form and dependable power delivery.
  • 100% brand new Li-ion battery, tested for consistent output.
  • Includes two free screwdrivers for a smoother installation experience.

Compatibility and fit

This replacement battery is built for a broad set of HP devices in the Pavilion X360 13-U family and the Stream 14-ax line. Notable part numbers referenced include BI03XL, ON03XL, B103XL, 844203-850/855, and 915230-541. Always verify the exact part number for your model to ensure a precise match.

What’s in the box

  • BI03XL/ON03XL replacement battery
  • Two free screwdrivers
  • Quality control certification

Installation tips and care

Power down your device and allow it to cool before swapping. Align the connector carefully, seat the battery securely, and avoid exposure to extreme temperatures to help maximize longevity.

After-sales support

  • 60-day replacement window
  • 12-month replacement guarantee
  • Friendly customer service via the store’s contact channel

FAQ

Q: Is this BI03XL ON03XL battery compatible with my HP laptop model?

A: It fits a broad range of HP devices in the Pavilion X360 13-U family and Stream 14-ax series; verify the exact part number (BI03XL/ON03XL) for your model.

Q: What’s included in the package?

A: The replacement battery plus two free screwdrivers for installation.

You may also like