SKU: 45857061539

BTI Lithium Ion Notebook Battery

Sale price$88.03 Regular price$97.81
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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14

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Description

BTI Lithium Ion Notebook BatteryIntroducing the BTI Lithium Ion Notebook Battery, a dependable Li Ion power solution engineered to refresh the daily performance of your notebook. This replacement battery is designed for reliability, longevity, and safetydelivering strong, stable power so you can work, create, and play without frequent interruptions. Built with a proprietary battery size that fits precisely where you need it, the BTI battery minimizes fitment issues and enhances

Introducing the BTI Lithium Ion Notebook Battery, a dependable Li-Ion power solution engineered to refresh the daily performance of your notebook. This replacement battery is designed for reliability, longevity, and safety—delivering strong, stable power so you can work, create, and play without frequent interruptions. Built with a proprietary battery size that fits precisely where you need it, the BTI battery minimizes fitment issues and enhances overall notebook performance. If you rely on your laptop for school, work, or creative projects, this BTI battery is formulated to extend run time, improve efficiency, and provide a solid, secure power source.

  • Extended runtime with Li-Ion chemistry: Experience steady power delivery that keeps you productive longer between charges, reducing the need to constantly search for an outlet.
  • 11.1V DC power for compatibility and safety: The battery delivers the correct voltage for most laptops designed for 11.1V operation, helping to prevent voltage fluctuations that can affect performance or longevity.
  • Proprietary battery size for a precise fit: The unique form factor ensures a snug installation in compatible notebooks, minimizing gaps and promoting better contact with the notebook’s power system.
  • Faster charging and lower downtime: This battery is designed to charge efficiently, reducing the time you spend tethered to a charger and letting you get back to work quickly.
  • Durable and reusable for long-term savings: Built for multiple charge-discharge cycles, the BTI battery offers a practical, cost-effective replacement that supports ongoing notebook use without frequent replacements.

Technical Details of BTI Lithium Ion Notebook Battery

  • Voltage: 11.1V DC
  • Chemistry: Lithium Ion (Li-Ion)
  • Battery Type: Notebook replacement with proprietary size for compatible devices
  • Form Factor: Proprietary battery size designed for secure fit and reliable power delivery
  • Usage: Rechargeable, multi-cycle design to extend notebook uptime
  • Note: For precise dimensions, capacity, and compatibility, refer to the supplier’s listing and device manufacturer's specifications

How to install BTI Lithium Ion Notebook Battery

Proper installation ensures safe operation and optimal performance. Follow these steps to replace your notebook battery quickly and securely:

  • Power down your notebook and unplug all power sources before beginning the replacement process.
  • Close any applications and save your work to prevent data loss during the swap.
  • Flip the notebook over to access the battery compartment and locate the release latches or locking mechanism.
  • Carefully disengage the old battery by sliding or pressing the release latches, then remove it from the bay.
  • Gently align the BTI lithium-ion replacement with the connectors, press it into the bay, and ensure it sits flush and secure.
  • Engage the latches to lock the new battery in place, reconnect the charger, and power on the notebook to verify operation.
  • Allow the battery to initialize—perform a full charge-discharge cycle if your device recommends calibration to optimize capacity reporting.
  • Maintain regular charging habits—avoid leaving the notebook plugged in at 100% for extended periods to maximize battery lifespan.

Frequently asked questions

  • Q: Is this BTI battery compatible with my notebook?
    A: The BTI Lithium Ion Notebook Battery uses a proprietary size intended for compatible BTI-ready devices. Check your device’s model number and the battery bay specifications in your user manual or product listing to confirm compatibility before purchase.
  • Q: What is the expected run time with this battery?
    A: Run time varies by device, workload, and power settings. While Li-Ion chemistry delivers reliable energy, enabling longer usage between charges, actual runtime depends on your screen brightness, processor load, and peripheral usage.
  • Q: How long does charging take?
    A: The BTI battery is designed for efficient charging and aims to minimize downtime. Charging times are influenced by your charger (input amperage) and current battery capacity; using a compatible charger typically yields faster top-ups compared with older, less efficient cells.
  • Q: Can I use this battery for multiple years?
    A: The battery is built for multiple recharge cycles and long-term use, providing cost savings by reusing the same cell pack across many charge cycles. Battery longevity also depends on usage patterns, temperature, and charging practices.
  • Q: How do I know when the battery needs replacement?
    A: If you notice significantly shorter run times, unexpected shutdowns, or a failure to hold a charge, it may be time to replace the battery. Always inspect the battery for swelling or damage and replace through proper channels to avoid risk.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 45857061539

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4.4 ★★★★★
Based on 22 reviews
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Verified Purchase
Ctg1363
Alexandria, US
★★★★★ 5
My tea stays warm to the bottom of the cup!!!
I am so glad I purchased this mug water. I drink tea all day but it cools down quickly. Since I purchased this mug warmer my tea stays hot to the bottom of the cup. The temperature is adjustable so you can keep your drink at your desired temperature. The top is glass and wipes clean easily. I like the rubber gasket that fits on top of the warmer. It keeps your mug in the center of the warmer and should you have a spill it catches the liquid. I've been using it every day for over a month now and it's going strong and is reliable. Perfect for personal use or as a gift.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 2, 2026
S
Verified Purchase
Sarah Akin
Lake Worth, US
★★★★★ 5
Keeps my coffee as hot as I want it to be
Color: Silver
This coffee warmer is much better than the candle warmer that I was using for my coffee before. With a range of 3 temperatures, I have a choice of temperatures from hot to very, very hot, and the warmer shuts itself off after a while, just in case I forget. The description advises that ceramic cups do not retain heat as well as flat-bottomed cups, but I have not found that to be a problem. Coffee in my ceramic mug stays as hot as I want it to be. The knob on the side makes this warmer easy to turn on and to select a temperature, plus I feel that it is a good value.
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Reviewed in the United States on February 11, 2026
C
Verified Purchase
Cecilia Tosh
Waukegan, US
★★★★★ 5
Perfect Mug Warmer
Color: Black
I bought this to replace one I'd had for more than 25 years & I'm glad I got this one. Keeps my hot drinks hot for hours & will shut off after that. Quickly heats back up when needed. Very sleek looking. Easy to set up. Just take it out of the box & plug it in.
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Reviewed in the United States on February 12, 2026
A
Verified Purchase
Amazon Customer
Bozeman, US
★★★★★ 5
I love it for my workspace! Hot tea all day
Color: Wood Grain
I love this item. The size is perfect, as I prefer something less bulky for my work desktop. It isn't as fancy as others that has the digital display screen, which is fine by me, because I don't necessarily need that. The knob and different colors that indicate the temperature range works fine. The temperature on this thing works fantastically well for me. Using it on the lowest setting keeps my drink nice and hot in a cold office. I use a heatproof glass teapot with this and its a good fit. It keeps my tea hot throughout the day, so I am able to pour smaller amounts of drink and take my time sipping it throughout the day without worrying that it will get cold. At point I almost forgot that it has an automatic shut-off safety feature when I noticed it was off. So that is a good feature to have. I highly recommend this.
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Reviewed in the United States on January 15, 2026
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Verified Purchase
MB
Lexington, US
★★★★★ 4
Requires a very specific mug to be useful.
Color: Black
The hotplate itself gets hot enough on its highest setting where it would burn your finger if you left it one there for more then a couple seconds. However when it come to what mug you can use to transfer that heat to your drink, this WILL NOT work with just any old ceramic, metal or glass mugs. You absolutely need to have a perfectly flat bottom on it. If the center of the bottom of the mug does not make direct contact with the very center of the warmer, it will not transfer heat. So straight way plan of spending another $15 to $20. Amazon has some available with good reviews all be it not a very big selection. I'm giving this 4 stars because the description needs to be very clear about this and its not.
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Reviewed in the United States on May 8, 2026

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