Welcome to OUWEE
Before placing your order, we highly suggest you to open the back case of your latptop and check out the exact part number of your laptop's original battery.

1.Battery Type: Rechargeable Li-ion Battery
2.Model: C21N1833
3.Voltage: 7.7V
4.Capatity: 47Wh 6000mAh
5.Connector: Please refer to the picture and check it.
6.Certificate: CE,RoHS,FCC，100% New from Manufacturer, Grade A Cell
7.Worry-Free Warranty:
At OUWEE, we believe in our battery. That's why we back them all with an 12-month warranty and provide friendly customer service, easy-to-reach support.

8.Replacement for Part Number:
C21N1833 C21PtJH

9.Compatible Models (use "Ctrl+F to find your model quickly")
Fit for ASUS ZenBook 14 UM431 UM431-AM010T UM431DA-AM020T Series
Fit for ASUS ZenBook 14 UX431 UX431FA UX431FA-AM018T UX431FN UX431FN-AN002T UX431FL UX431FL-AN018T Series
Fit for ASUS VivoBook S14 S431FA S431FA-EB130T S431FL S431FL-AM043T Series

Not all models are listed,please check the part number of your original battery.

10.Package included:
1X C21N1833 Battery.

11.For Optimal Use battery:
①Discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
②The important point is to perform a full discharge charge every other month to extend battery life.
③Don't connect adapter for a long time while using the battery. It may damage the battery.
④Avoid artificial shocks, disassembly, crush or puncture. Do not dispose of in fire or water.
⑤Avoid using the battery in an environment where the temperature is too high or too low.