Note : 1. 10.8V and 11.1V are compatible, they are in common use. 2. The 6600mAh(9 Cells) batteries will extend out about 1 inch from the bottom of the laptop, bigger size but lasting longer.

Product Features

Excellent Quality，Thorough Service

The replacement battery for MSI Wind U100-420US from BatteryBuy.us will be your best choice. We offer the high quality laptop battery at a more reasonable price. Our MSI Wind U100-420US batteries can be charged/discharged for at least 600 cycles. Being made of ABS plastic case and the original IC protection chip, it could give you new experience of excellent durability.

With first-class quality assurance, the battery for MSI Wind U100-420US provides protections of voltage, short circuit, charging time, ESD, and so on. Each MSI Wind U100-420US laptop battery has passed a series of safety certifications, such as CE, UL, ROHS, ISO9001/9002. It will be rigorously tested by our technicians before being shipped to your hands. We will try our best to select a high quality MSI Wind U100-420US battery for you.

In addition, we provide a 30-day money back guarantee and a one-year warranty for you. If you have any dissatisfaction after receiving the battery for MSI Wind U100-420US, you can click the link to find more details about our Returns and Warranty service. Please rest assured to purchase from us！

Multiple Intelligent Protection

INTELLIGENT PROTECTION
VOLTAGE PROTECTION
SHORT CIRCUIT PROTECTION
ESD PROTECTION
OVER HEAT PROTECTION
OVER (DIS)CHARGE PROTECTION
CHARGING TIME PROTECTION
CLASS A PROTECTION

Product Larger Images

Compatible MSI Part Numbers

14L-MS6837D1
3715A-MS6837D1
6317A-RTL8187SE
BTY-S11
BTY-S12
BTY-S13
TX2-RTL8187SE

Compatible MSI Laptop Models

Wind U100-411US
Wind U100-420US
Wind U100-422CA
Wind U100-427US
Wind U100-432US
Wind U100-439US
Wind U100-451US

Shipping Methods

Payment Methods

Warranty

1-Year Warranty
All our high quality replacement batteries for MSI Wind U100-420US laptop come with a 1-year warranty. Warranty is applicable if the buyer has installed the battery properly in the device and has treated the battery correctly.

30-Day Money Back Guarantee
Our goal is to turn customer satisfaction into ‘Complete Customer Satisfaction’. That's why we offer you a 30-day money back guarantee, on top of our warranty and RMA procedure for defects!
Please note: in order to qualify to get your money back, you must first contact us and await instructions before sending back your product.

Returns

If you have a problem with one battery which bought from us, please contact us first. We will process your request and try to find a solution for your problem. If the problem cannot be fixed by our technical support engineer, we will generate an RMA number (Return Material Authorization) for you. If inspection concludes that the returned battery is defective, a new battery will be shipped out without extra charge.
Please note: we cannot process returned batteries if you have not yet received an RMA number.

FAQs

Q: Is this MSI Wind U100-420US battery compatible with my laptop？

A: Through product compatibility table, you can check if MSI Wind U100-420US battery is compatible with your laptop. Clicking product larger Images, you can confirm the selected correctness of MSI Wind U100-420US laptop battery. What’s more, please pay attention to check if the voltage (rated value) is the same as your old one. For more details please click How to find one correct battery for my laptop?

Q: How long will the MSI Wind U100-420US battery last? When should I replace my battery?

A: All rechargeable batteries are being spoilt gradually from the date it starts running. Performance degradation will be found by users in 18-24 months. When the runtime is unable to meet your demand, we’d suggest you buy a new MSI Wind U100-420US battery.

Q: How to charge my MSI Wind U100-420US laptop battery correctly？

A: There is no need for you to charge the battery over 12 hours, just charge and discharge it normally instead. Because lithium-ion battery has no memory effect. Additionally, you should charge in time while the power remains only 10%-20%. If your battery won’t be used for a long time, please charge it once a month and keep battery power over 50%. Moreover, there is no harm even if you charge battery while using your laptop or supply external power in a fully-charged state. However, if your laptop has been running at high speed for a long time, which causes overheat insides, you'd better take the MSI Wind U100-420US battery out of laptop.

Q: How to replace my MSI Wind U100-420US laptop battery?

1 Turn off laptop and unplug the power cord.
2 Remove the battery release button, and then uninstall your old MSI Wind U100-420US battery carefully.
3 Use a clean cloth to wipe off dust from the battery compartment. It’d be better if you could wipe the exposed conductive part, which connects battery and laptop, with alcohol to remove the copper rust before installing a new battery.
4 Keep your laptop and battery in a cool dry place (heat may destroy a battery).
5 Install new MSI Wind U100-420US replacement battery into your laptop, and remember to close the battery latch.