WE SHIPPING BATTERY 24 HOUR ,
requires the update time to arrive at the airport within 5 days !!

my item information.
brand new 100%
.Battery Voltage: 11.52V
.Battery Capacity: 42Wh/ 3550mAh
.Battery Color: black
.Battery Type: Li-ion Polymer
.Warranty: 12 Months

fit the original part number :

B31N1842

fit the laptop machine number :

Fit for Asus VivoBook 15 F513 M513 K513 S513 X513 S15 S531F SeriesAsus VivoBook S15 SeriesV5050E / V5050EA / V5050EA1135
S5500F / S5500FL
X513EA / X513EP / X513EQ
X531F / X531FA / K531F
S531F / S531FA / S531FL
V531F / V531FA / V531FL

.Our design philosophy:
Each battery development needs to have a corresponding original notebook computer,
Each production using the original laptop to test the same type of laptop battery to ensure that the correct.

. Purchasing tips

1, Payment and shipping address:

.We mainly accept the Paypal payment, buyers must pay in 6 days after the winning offer, other wise we will ensure Right and left files do not buy \'s offer to remind. As for other payment method, please e-mail directly through the Pieces, and then pay to us.
Our price does not include any tariffs or import duties. Buyer is responsible for these costs.

.Our buyer\'s PayPal registered shipping address only. Please check and make sure your PayPal address, and then with your head Match address before battery has a unique warranty label,warranty void if seal broken.Product warranty for (1 year), people can not warranty damage, please check the items did not For damage before accepting delivery company to confirm
(Attention: If your item sent back for repair, refund or replacement, we don\'t bare the shipping that your part cost.)

3, Delivery Way

. using theEconomydelivery

4, Return

.60 days money back, free pays return shipping

.buyer must write in the seller name,If only the address with no recipient name we can not get the goods.

5, on the history of the development of my shop

.I am engaged in the experience of four years of the notebook\'s battery industry, familiar with the construct of the battery ,
understand the product details, sales Product Type Original and OEM(replacement batteries)
Brands are as follows: IBM LENOVO with Sony fujitsu toshiba hp Comaq the Dell ......
have a test machine,
so Each battery shipments have been rigorously tested.

6, the wholesale

.Welcome you to consult the business, we provide the global wholesale / retail, factory shipping / price advantage / high-quality.

7,how to the proper use of laptop battery?

.We will put inside the battery box with a detailed manual.

8, Postscript

.As a responsible seller, we will try our best to solve every problem. Please communicate with us before you are going to leave us a neutral / neg. response
We greatly appreciate your positive response and we will promptly do the same!