Battery B21N1818-1 for Asus X512UF X512FB X512FA X712UA 2ICP7/54/83 C21N1818-1 Specifications:Condition: Brand New , 'A' grade cells,100% Compatible!Battery type: Li-ion BatteryVoltage: 7.7VCapacity: 37WhNumber of Battery Cells: 4Certification: CE FCC RoHSColor: black as picturesOperation time: approx 1.5-3 hoursPackage including: 1×battery (in packing box)Compatible Model:For ASUS VivoBook 15 F512DA F512FA F512FB F512FJ F512FL F512FL-BQ076T F512JA F512JA-AS34 F512JA-AS54 F512JA-PH54 F512JA-PH31 F512JP F512UA，ASUS Vivobook 15 X512DA X512DA-BR7N4 X512DK X512FA X512FB X512FJ X512FL X512JA X512JF X512JP X512UA X512UB X512UF R564DA R564FA R564JA R564JA-UH51T S512DK S512FA S512FB S512FL S512UA A512FA A512FB A512FL A512JA A512JP A512UA A512UF K512FA(There are two battery C21N1818 and C21N1818-1, they are not compatible with each other. Please choose which one you are going to replace and according to your laptop's original battery)Compatible Part Numbers:0B200-03280800, C21N1818-1, 2ICP7/54/83.(Not Compatible C21N1818)
Note:
Please note that there are two types of this battery. The shape and the screw-hole are different. We highly suggest you to open the back cover of your laptop and compare it with your old battery before make a payment. If you have any questions please do not hesitate to ask us.
PaymentDelivery detailsReturn PolicyAbout usContact usPayment1. We accept payment via PayPal, Visa, Mastercard, Apple Pay, Google Pay etc.
2. All payments must be prepaid.Delivery details1. Items are generally shipped out within 24 hours after your payment has been cleared (Sat. & Sun. excluded.)

2. Orders from the United States will all be shipped out via USPS and FedEx. The shipment usually takes 3-7 business days( Exclude public holiday), if you need the item urgently, please contact us for detail before purchase.

3. We ship to US ONLY and do not support Collection.

4. All items will be shipped to buyer's paypal address. Please check your paypal address before place the order.

5. We are not responsible for wrong or undeliverable address. We reserve the right to charge the shipping fee again for returned items due to wrong address.Return Policy1. We provide 30 days free replacement ,30 days money back on non-defective, undamaged, unused and resalable products. Product is not eligible for refund after the 30-day refund period has expired.

2. Our warranty does not extended to any products that are physically damaged or that are not under normal operating conditions as a result of misuse or improper installation on the buyer/user's part.

3. For all returned products, Please contact us for the returning address.

4. In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund. We will be responsible for the postage of replacements. Refund will be made upon receipt of the returned item.About usWe are a store, mainly run laptop accessory. Such as battery , ac adapter etc.All item passed FCC / CE / ROHS certificates. Help buyer reduce the risk of damage, fire, dangerours mostly.We work with a good quality OEM supplier and factory. Help you and us save money greatly.Contact usAbout Warranty- You don't need to pay for for getting covered by our warranty policy.- There is a warranty label on our products like batteries and adapter chargers, please keep it safe and sealed.- We don't cover the failure or damage caused by misuse, accident, modification, inappropriate physical or operating environment, natural disaster, power surge, and improper maintenance or storage.- If you misuse the Return Policy, our warranty to your purchase will be revoked.- Please contact us via message if you have any problem and please allow us 24 hours to reply, we will do our best to help you solve it.Compatible BrandFor ASUSUseLAPTOPColorBlackCell GradeA GradeCompatible ModelASUS VivoBook 15 X512DA, ASUS VivoBook 15 X512DK, ASUS VivoBook 1MPNDose Not ApplyStandardStandard 100% CompatibleBattery TypeLi-IonCompatible Product Linefor Asus VivoBook 15BrandUnbrandedRechargableYesTypeAC & DCBattery Capacity37WHUnit TypeUnitManufacturer Warranty5 YearsVoltage7.7VUnit Quantity1Country/Region of ManufactureChinaNumber of Battery Cells2TipsPlease check your battery model, voltage, capacity before buyingCountry of OriginChina

On Aug 17, 2026 at 20:21:45 PDT, seller added the following information: