【Specifications】Battery Model : B31N1912 Battery for asus l510m battery replacement, Voltage: 11.55V, Capacity: 42Wh / 3550mAh , Type: Li-ion Battery, Package include: 1*B31N1912 battery, 1 set matching installation tools, 1*Instructions for B31N1912 C31N1912 Battery for asus e510 battery, for asus e510 laptop battery. All our products are 100% brand-new from manufacturer. Up to 500 recharge cycles over the life of the battery 【Replacement for Part Number】B31N1912 / C31N1912 / 0B200-03680200 / 0B200-03680000 for asus l510m battery, for asus l510m battery replacement, for asus e510 battery 【Compatible with Models】C31N1912 battery for asus l510m battery Replacement ① for Asus VivoBook 14 E410 E410MA E410MA-EK007TS E410MA-EK017TS E410MA-EK026TS E410KA E410KA-EK139TS Series,②for Asus VivoBook 14 L410 L410MA L410MA-BV037TS L410MA-BV053TS L410MA-BV058TS Series,③for Asus VivoBook 14 F414 F414MA Series, ④for Asus VivoBook E510 E510MA E510KA E510KA-EJ033TS Series, ⑤for Asus VivoBook L510 L510MA Series 【Quality Assurance】Our C31N1912 battery is highly compatible with the original B31N1912 C31N1912 Battery for asus l510m battery replacement and meets CE/FCC/ROHS/UL certified standards. Strict guidelines for compatibility, Use of built-in circuit protection to ensure safety and stability. For assistance with the asus e510 laptop battery battery, please visit our product detail page OR please contact us by email at any time, our professional technical team is standing by to provide you with assistance and service. 【Return Policy-After sale warranty】①Rest assured 30 days full refund.②12 months free replacement for Non-human factors. ③Email reply within 24 hours. **Note: Amazon return windows will be closed after one month. After that, you can click on seller store name on right corner, you can see "Ask a question" on the page and contact directly for any problem. Welcome to Boweirui:
Dear customers, thank you for your interest and support for our laptop battery. We are a professional laptop battery manufacturer, dedicated to manufacture and provide different type high quality laptop batteries for our customers. Thanks for your trust again!

Specification:
Model:B31N1912
Battery Type: Li-ion

Voltage: 11.34V
Capacity: 52.5Wh 4630mAh
Location of connector and Cable length: Please refer to the battery picture and compare with your original battery

Replacement Part Number:
B31N1912 / C31N1912 / 0B200-03680200 / 0B200-03680000

Compatible Models: (use "Ctrl+F to find your model quickly")
Asus VivoBook 14 E410MA Series:
VivoBook 14 E410MA-EK007TS,14 E410MA-EK017TS,14 E410MA-EK018TS,14 E410MA-EK026TS,14 E410MA-BV1169TS,14 E410MA-EK028TS,14 E410MA-EK087T,14 E410MA-EK211T,14 E410MA-EK319T,14 E410MA-EK321T,14 E410MA-EK327TS,14 E410MA-EK367TS,14 E410MA-EK378T,14 E410MA-EK505T,14 E410MA-EK542T,14 E410MA-EK946TS,14 E410MA-EK991TS.

Asus VivoBook 14 L410MA Series:
VivoBook 14 L410MA-BV037TS,14 L410MA-BV053TS,14 L410MA-BV058TS, L410MA-BV076TS,14 L410MA-BV077TS.

Asus VivoBook E410KA-EK139TS Series.
Asus VivoBook E510KA-EJ033TS Series.
Asus VivoBook F414MA Series.
Asus VivoBook L510MA Series.
Asus VivoBook R522MA Series.
Asus VivoBook E510MA Series.

Note: For more accurate, please check the part number of your original battery

Packing Included:
1* B31N1912 battery
1* Instruction manual
4+1* matching installation tools

Warm tips before purchase:
Please open your laptop case, check and confirm your original battery model and appearance, compared with our battery image, make sure that's what you need. Especially the location of the connector and the cable length (long or short)

Battery Maintenance Method for Optimal Use:
①　When you get the new battery, discharge the battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery
②　The important point is to perform a full discharge and charge every other month to extend the battery life
③　Do not connect adapter for a long time while using the battery. It may damage the battery
④　Avoid artificial shocks, disassembly, crush or puncture. Do not dispose of it in fire or water