How can I extend laptop battery life through settings?

Use Battery Saver or Power Saver mode to minimize background activity and reduce screen brightness. Choose energy-efficient power plans instead of 'Balanced' or 'High Performance'.

Does reducing screen brightness really help my battery last longer?

Yes. The display is one of the largest power drains. Lowering brightness can significantly conserve battery life.

Will closing unused apps and tabs improve battery life?

Yes. Idle apps and browser tabs continue consuming power. Closing them reduces background activity and extends runtime.

Is keeping my laptop cool important for battery longevity?

Absolutely. Heat accelerates battery wear. Use your laptop on hard surfaces, keep vents clean, and consider a cooling pad during heavy use.

What’s the ideal battery charge range for long-term health?

Keep the battery between 20% and 80% whenever possible. Avoid full discharges or keeping it at 100% constantly.

Are regular OS and driver updates important?

Yes. Updates often include power efficiency improvements, helping your system run more smoothly and save battery.

Should I unplug unused peripherals to save power?

Yes. Devices like external drives, USB accessories, and Bluetooth peripherals draw power even when idle. Disconnect them when not needed.

Is shutting down better than sleep for battery conservation?

Yes. Sleep still draws some power. Shutting down completely conserves the most battery during long idle periods.

Can hibernation extend battery life effectively?

Yes. Hibernation saves your session to disk and powers off completely, using no battery while preserving your work.

What quick tips help in a battery pinch?

Turn off Wi-Fi and Bluetooth when not in use, close background apps, use dark mode, and enable power-saving display settings.

How do I find the correct laptop battery for my device?

Check your laptop’s owner’s manual or the label on the bottom of your device for the brand and exact model number. Then verify the part number printed on your original battery to ensure compatibility.

Where is the battery part number located?

Shut down your laptop, remove the battery, and read the label printed directly on the battery. That part number is the most reliable way to confirm compatibility.

Are different battery voltages interchangeable?

No. A battery rated 11.1V is not compatible with one rated 14.8V. Always match the voltage on your original battery. Note: 10.8V equals 11.1V, and 14.4V equals 14.8V.

What should I compare before ordering a replacement battery?

Compare the size, connector type, latch position, and orientation of your original battery with the product photos and specifications on DrBattery.com.

Can I use device model numbers instead of part numbers?

You can, but battery part numbers are more precise. A single device model can support multiple battery types, so confirming with the battery’s printed part number is best.

(Adapter Bundling Available)) Acer AS10D73 AS10D71 AS10D3E AS10D56 AS10D75 Aspire 5733 5750 7741 5755 5253 5560 5742 5250 Series AS10D31 AS10D51 AS10D81 AS10D61 AS10D41 [10.8V] Battery Replacement

(Bundle with Adapter for 50% Off) Acer AS10D73 AS10D71 AS10D3E AS10D56 AS10D75 Aspire 5733 5750 7741 5755 5253 5560 5742 5250 Series AS10D31 AS10D51 AS10D81 AS10D61 AS10D41 [10.8V] Compatible Battery

$37.70 USD

~~$76.70 USD~~ Sale $37.70 USD

*Price shown is for the Battery only. The AC adapter is offered at a discount when clicking the 'Add to Cart' button.*

Capacity 4400mAh / 48Wh 6600mAh / 71Wh

Product variants

Product Info

Type Bundle
SKU lac215-db-u002
Cell Type Conventional Li-ion
Warranty 1 Year
Shipping Free Shipping

Description
Specification

Bundle Product – Save More Together!

Buy this battery and get 50% off a compatible laptop adapter when purchased together!!!

After clicking the "Add to Cart" button, a pop-up box will appear, allowing you to add the adapter to your cart with the discount applied automatically.

Don’t miss this deal—bundle and save today!
***Note***
- Bundle discount are exclusive and cannot be combined with bulk discounts on orders.
COMPATIBLE LAPTOP MODELS

Acer Aspire Series:

4252G | 4551 | 4551-2615 | 4551G | 4560G | 4733Z | 4738 | 4738 | 4738Z | 4738Z | 4738ZG | 4741 | 4741G | 4743G | 4743ZG | 4750 | 4750 | 4750Z | 4755G | 5250 | 5251-1245 | 5251-1513 | 5252-V333 | 5253 | 5253 | 5253-BZ480 | 5253-BZ602 | 5253-BZ656 | 5253-BZ660 | 5253-BZ893 | 5336 | 5336-2524 | 5336-2615 | 5349 | 5349-2899 | 5551 | 5551-2036 | 5551-4200 | 5551G | 5552 | 5552-3036 | 5552-3691 | 5552-5898 | 5552-7803 | 5560 | 5560-Sb609 | 5733 | 5733 | 5733-6424 | 5733-6607 | 5733z | 5733z | 5733Z-4851 | 5733Z-4851 | 5736Z | 5736Z | 5736Z-4460 | 5741 | 5741 | 5741-5698 | 5741-5763 | 5741-6073 | 5741G | 5741Z | 5741Z-5433 | 5741ZG | 5742 | 5742 | 5742-6248 | 5742-6475 | 5742-6674 | 5742-6682 | 5742-6838 | 5742-7120 | 5742-7620 | 5742-7645 | 5742-7653 | 5742G | 5742G-6600 | 5742G-7200 | 5742Z | 5742Z | 5742Z-4097 | 5742Z-4200 | 5742Z-4459 | 5742Z-4512 | 5742Z-4601 | 5742Z-4630 | 5742Z-4685 | 5742ZG | 5750 | 5750 | 5750-6421 | 5750-6438 | 5750-6589 | 5750-9851 | 5750G | 5750G

COMPATIBLE ORIGINAL BATTERY NUMBERS

Acer:

076-7986127 | 31CR19/652 | 31CR19/65-2 | 31CR19/66-2 | 31NR19/65-2 | 3ICR19/65-2 | 3INR19/65-2 | 934T2078F | 934T2079F | AK.006BT.075 | AK.006BT.080 | AS10D | AS10D31 | AS10D3E | AS10D41 | AS10D51 | AS10D56 | AS10D5E | AS10D61 | AS10D71 | AS10D73 | AS10D75 | AS10D7E | AS10D81 | AS10G3E | BT.00603.111 | BT.00607.126 | BT.00607.127 | BT0090301 | LC.BTP00.123 | LC.BTP00.127 | LCBTP00123 | LC-BTP00-123 | LCBTP00127

REMARKS
- Please confirm your laptop model and battery number before placing an order.
- For High Capacity: The battery will protrude out the (bottom/side) of the laptop and will cause your laptop to sit at an angle. You may not be able to connect to a docking station with the extended battery.
Product Type: Replacement Laptop Battery

Condition: New

Cell Type: Conventional Li-ion

Capacity: 4400mAh / 48Wh

Device Voltage: 11.1V

Product Type:	Replacement Laptop Battery
Condition:	New
Cell Type:	Conventional Li-ion
Capacity:	4400mAh / 48Wh
Device Voltage:	11.1V

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150W USB Type C Charger AC Adapter Power Cord with 4 Ports GaN Desktop Charger USB C Charging Station for MacBook Pro Air M1 M2 model Dell XPS HP Lenovo Asus Acer Steam Deck All Computer and Smart Phone

$81.90 USD

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Combine Any 5+ Laptop Batteries or Adapters for 10% Off, 10+ for 20% Off!

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(Bundle with Adapter for 50% Off) Acer AS10D73 AS10D71 AS10D3E AS10D56 AS10D75 Aspire 5733 5750 7741 5755 5253 5560 5742 5250 Series AS10D31 AS10D51 AS10D81 AS10D61 AS10D41 [10.8V] Compatible Battery

Product Info

Bundle Product – Save More Together!

Buy this battery and get 50% off a compatible laptop adapter when purchased together!!!

COMPATIBLE LAPTOP MODELS

COMPATIBLE ORIGINAL BATTERY NUMBERS

Featured collection

Dr.Bulbs 10-Pack A19 8.5W (60W Equivalent) 2700K Warm White Dimmable LED Filament Bulbs

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Dr.Bulbs 6-Pack BR30 9W (65W Equivalent) 4000K Cool White Dimmable LED Bulbs

150W USB Type C Charger AC Adapter Power Cord with 4 Ports GaN Desktop Charger USB C Charging Station for MacBook Pro Air M1 M2 model Dell XPS HP Lenovo Asus Acer Steam Deck All Computer and Smart Phone