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.

Lenovo L14L2P21 L14M2P21 Battery for Lenovo Yoga 500 151BD 500-15ISK 500-14ISK 500-14IBD Ideapad U41-70 S41-70 S41-70AM-IFI Ideapad 310S 14ISK 300S-14ISK 500S 14ISK 510S-14ISK 520S-14IKB Series [7.4V] Battery Replacement

Lenovo L14L2P21 L14M2P21 Battery for Lenovo Yoga 500 151BD 500-15ISK 500-14ISK 500-14IBD Ideapad U41-70 S41-70 S41-70AM-IFI Ideapad 310S 14ISK 300S-14ISK 500S 14ISK 510S-14ISK 520S-14IKB Series [7.4V] Compatible Battery

£47.50 GBP inc. VAT

~~£65.00 GBP~~ Sale £47.50 GBP inc. VAT

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Product variants

Product Info

Type Laptop Battery
SKU LLN272-db-001
Capacity 4050mAh / 30Wh
Cell Type Conventional Li-polymer
Warranty 1 Year
Shipping Free Shipping

Description
Specification

COMPATIBLE LAPTOP MODELS

Lenovo IdeaPad Series:

300S | 300S-14ISK | 300S-14ISK 80Q4 | 300S-14ISK 80Q4000KUS | 300S-14OSK | 310S-14 | 310S-14ISK | 310S-14ISK-IFI | 310S-15IKB | 310S-15IKB 80TV00L2GE | 310S-15IKB 80TV00RLGE | 310S-15IKB 80TV01YRGE | 310S-15IKB 80UW | 310S-15IKB 80UW001AGE | 320S-15 | 320S-15ABR | 320S-15ABR 80YA | 320S-15AST | 320S-15AST 80YB | 320S-15IKB | 320S-15IKB (80X5/81BQ) | 320S-15IKB 80X5002AMX | 320S-15IKB 80X5004GGE | 320S-15IKBR 81BQ002UGE | 510S | 510S-14ISK 80TK001DUS | 510S-14ISK 80TK002PUS | 510S-14ISK 80TK002QUS | 510S-14ISK 80TK002RUS | 510s-14ISK 80TK003KGE | 510S-14ISK 80TK004XCF | 510S-14ISK 80TK004YCF | 510S-14ISK 80TK0050CF | 720 | 720 81C70002RK | 720-15IKB | 720-15IKB (81AG/81C7) Serie | 720-15IKB 81AG0024GE | 720-15IKB 81AG0037GE | 720-15IKB 81AG0038GE | 720-15IKB 81AG0039GE | 720-15IKB 81AG003BGE | 720-15IKB 81AG003CGE | 720-15IKB 81AG003DGE | 720-15IKB 81AG004PGE | 720-15IKB 81C7001TPB | 720-15IKB 81C70021MZ | 720-15IKB 81C7003GGE | 80NT | S41 | S41-35 | S41-70 | S41-70 80JU000TUS | S41-70 80JU000UUS | S41-70 80JU001CUS | S41-70 80JU00 | S41-70 80JU001DUS | S41-70 80JU001FCD | S41-70 80JU001GCD | S41-70AM-IFI | S41-70-ISE | S41-70-ITH | S41-75 | U41-70 | U41-70 80JV003RGE | U41-70 80JV00JBGE

Lenovo Yoga Series:

500-141SK | 500-14ACL | 500-14ACL 80NA | 500-14ACL 80NA0001IX | 500-14ACL 80NA001EGE | 500-14ACL 80NA003RGE | 500-14IBD 80N4 | 500-14IHW | 500-14IHW 80N5 | 500-14IHW 80N50069GE | 500-14ISK | 500-151BD | 500-15ACL | 500-15IBD | 500-15IHW | 500-15IHW 80N7 | 500-15IHW 80N7000CGE | 500-15IHW 80N70025GE | 500-15IHW 80N700CGE | 500-15ISK | 500-15ISK 80R6 | 500-15ISK 80R60015GE | 500-15ISK 80R60016GE | 500-15ISK 80R60023GE | 500-15ISK 80R60026GE | 500-15ISK 80R6004AGE | 500-15ISK 80R6004BGE | 500-15ISK 80R60057GE | 500-15ISK 80R60058GE | 500-15ISK 80R60059GE | 500-15ISK 80R6007SGE | 500-15ISK 80R6008NGE | 500-15ISK 80R600ADGE

COMPATIBLE ORIGINAL BATTERY NUMBERS

Lenove:

2ICP6/54/90 | 2ICP6/55/90 | 5B10G78610 | 5B10G78612 | 5B10K10182 | 5B10K10229 | 5B10M49822 | 5B10M49823 | 5B10M49825 | 5B10M52815 | 5B10M52816 | 5B10M52818 | 5B10Q39203 | 5B10Q39204 | 5B10Q39206 | 5B10W67199 | 5B10W67232 | 5B10W67294 | L14L2P21 | L14M2921 | L14M2P21 | SB10W67161 | SB10W67207 | SB10W67230

REMARKS
- This battery is only compatible with 7.4v and 7.6v battery.
- Please confirm your laptop model and battery number before placing an order
Product Type: Replacement Laptop Battery

Condition: New

Cell Type: Conventional Li-polymer

Capacity: 4050mAh / 30Wh

Device Voltage: 7.4V

Product Type:	Replacement Laptop Battery
Condition:	New
Cell Type:	Conventional Li-polymer
Capacity:	4050mAh / 30Wh
Device Voltage:	7.4V

Laptop Battery FAQs How To Find The Correct Battery?

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.

Choosing the correct replacement battery or adapter is critical for safety, performance, and compatibility. DrBattery.com carries over 120,000 compatible models and part numbers for major laptop brands. Follow these steps before placing your order:

1. Check Your Device Information

Look at your device’s owner’s manual or label on the bottom of your laptop. Both should show the brand and exact model number.
If you are buying an adapter, confirm the model number, input voltage, and current listed on your device label.

2. Verify the Original Battery Part Number

Always shut down your laptop before removing the original battery. On the battery label, you will find a part number. This part number is the most reliable way to ensure compatibility.

3. Recognize Common Part Number Formats

Major manufacturers use standard codes. Here are some examples:

HP / Compaq:
123456-001

Sony:
PCGA-BP12, VGP-BP1

Dell:
312-1234, 1234P

IBM / Lenovo:
02K1234, 08K1234

Toshiba:
PA1234U-1BRS

4. Compare the Physical Details

Check the size, connector type, latch position, and orientation of your original battery. Compare these details with the product photos on our website before ordering.

5. Watch Out for Voltage Differences

Some models have two different voltage options — for example, 11.1V vs. 14.8V. They are NOT interchangeable. Always confirm the voltage printed on your original battery.

A Li-Ion battery labeled 10.8V is the same as one labeled 11.1V.
A Li-Ion battery labeled 14.4V is the same as one labeled 14.8V.

Example Battery Labels

Example laptop bottom label with model number

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