Specification:
Battery Type: Li-ion
Battery Voltage: 7.7V
Battery Capacity: 4940mAh
Battery Color: Black
Weight: 340g
Cells Amount: 2-Cells
Battery Cell Quality: Grade A
Replace Part Number:
Asus C21N1638
Compatible Laptop Models:
A480U, F442U, F442UR, VivoBook 14 P1400UA, VivoBook 14 P1400UA-FA196R, VivoBook 14 X442U, VivoBook 14 X442UA, VivoBook 14 X442UA-1B, VivoBook 14 X442UA-1C, VivoBook 14 X442UA-3F, VivoBook 14 X442UA-3G, VivoBook 14 X442UA-FA016T, VivoBook 14 X442UA-FA069R, VivoBook 14 X442UA-FA070T, VivoBook 14 X442UA-FA103T, Vivobook 14 X442UA-FA141R, VivoBook 14 X442UA-FA185R, Vivobook 14 X442UA-FA317R, VivoBook 14 X442UA-FA318R, VivoBook 14 X442UA-GA022T, VivoBook 14 X442UA-GA034T, VivoBook 14 X442UA-GA040, VivoBook 14 X442UA-GA061R, VivoBook 14 X442UA-GA066T, VivoBook 14 X442UA-GA086T, VivoBook 14 X442UA-GA100R, VivoBook 14 X442UA-GA137T, VivoBook 14 X442UA-GA139T, VivoBook 14 X442UA-GA165T, VivoBook 14 X442UA-GA192T, VivoBook 14 X442UA-GA265T, VivoBook 14 X442UA-GA285T, VivoBook 14 X442UF, VivoBook 14 X442UF-3G, VivoBook 14 X442UF-F001T, VivoBook 14 X442UF-F002T, VivoBook 14 X442UF-F003T, VivoBook 14 X442UF-FA001T, VivoBook 14 X442UF-FA002T, VivoBook 14 X442UF-FA003T, VivoBook 14 X442UF-FA004T, VivoBook 14 X442UF-FA005T, VivoBook 14 X442UF-FA006T, VivoBook 14 X442UF-FA041T, VivoBook 14 X442UF-FA057T, VivoBook 14 X442UN, VivoBook 14 X442UN-AH8203T, VivoBook 14 X442UN-F031T, VivoBook 14 X442UQ, VivoBook 14 X442UQ-FA005T, VivoBook 14 X442UQ-FA006T, VivoBook 14 X442UQ-FA023T, VivoBook 14 X442UQ-FA049T, VivoBook 14 X442UQ-FA050T, VivoBook 14 X442UQ-FA056T, VivoBook 14 X442UQ-FA058T, VivoBook 14 X442UR, VivoBook 14 X442UR-FA023T, VivoBook 14 X442UR-FA049T, VivoBook 14 X442UR-FA050T, VivoBook 14 X442UR-FA051T, VivoBook 14 X442UR-GA028T, VivoBook 14 X442UR-GA029T, VivoBook 14 X442UR-GA071T, VivoBook E12 E203MA-FD018TS, VivoBook E12 E203MA-TBCL432B, VivoBook E12 E203MAH-FD005T, VivoBook E12 E203MAH-FD006, VivoBook E12 E203MAH-FD012T, VivoBook E12 E203MAH-FD015, VivoBook E12 E203MAH-FD016T, VivoBook E12 E203MAH-FD411T, VivoBook E12 E203NA-FD026TS, VivoBook E12 E203NA-FD043TS, VivoBook E12 E203NA-FD084R, VivoBook E12 E203NA-FD084TS, Vivobook E12 E203NA-YS02, VivoBook E12 E203NA FD027TS, VivoBook E12 E203NAH-FD010T, VivoBook E12 X207NA-FD024T, VivoBook E12 X207NA-FD103T, VivoBook E203MA-TBCL432B, VivoBook E203NA-YS02, Vivobook L203NA-FD037TS, VivoBook L203NA-FD044T, Vivobook L203NA-FD052TS, VivoBook L203NA-FD094T, Vivobook L203NA-FD126T, Vivobook X442UA, Vivobook X442UF, VivoBook X442UF-FA002T, VivoBook X442UF-FA006T, Vivobook X442UN, Vivobook X442UQ, Vivobook X442UR, X442UA, X442UA-1B, X442UA-1C, X442UA-3F, X442UA-3G, X442UA-FA015T, X442UA-FA016T, X442UA-FA022T, X442UA-FA054T, X442UA-FA061R, X442UA-FA069R, X442UA-FA070T, X442UA-FA085, X442UA-FA100R, X442UA-FA103T, X442UA-FA111R, X442UA-FA142R, X442UA-FA165T, X442UA-FA185R, X442UA-FA192, X442UA-FA193, X442UA-FA265T, X442UA-FA317R, X442UA-GA022, X442UA-GA061R, X442UA-GA103, X442UA-GA139T, X442UF-1B, X442UF-1C, X442UF-3F, X442UF-3G, X442UF-FA, X442UF-FA001T, X442UF-FA002T, X442UF-FA003T, X442UF-FA004T, X442UF-FA005T, X442UF-FA006T, X442UF-FA057T, X442UN, X442UN-1B, X442UN-AH8203T, X442UN-FA028T, X442UN-FA031T, X442UQ, X442UQ-1A, X442UQ-1B, X442UQ-1C, X442UQ-3F, X442UQ-3G, X442UQ-FA005T, X442UQ-FA006T, X442UQ-FA023T, X442UQ-FA050T, X442UQ-FA053T, X442UQ-FA058T, X442UQ-GA034T, X442UR, X442UR-1B, X442UR-1C, X442UR-3F, X442UR-3G, X442UR-FA023T, X442UR-FA049T, X442UR-FA050T, X442UR-FA051T, X442UR-FA058T, X442UR-GA020, X442UR-GA022, X442UR-GA028T, X442UR-GA029T, X442UR-GA061T, X442UR-GA071T
All of our asus c21n1638 4940mah battery was certified by CE, UL, ROHS, and ISO9001/9002 to ensure high quality and standards, You can buy with confidence!
We mainly sell original notebook batteries. Our asus c21n1638 4940mah battery have been rigorously tested for reliability and safety to ensure high quality and standards.The asus c21n1638 4940mah battery has a much Longer lasting life and Longer standby time.It is 100% compatible with your laptop! We guarantee our asus c21n1638 4940mah battery for 1 year and we offer a 30 day money-back refund on every notebook battery we sell.
Q: How long is the asus c21n1638 4940mah battery life？
A: Our asus c21n1638 4940mah battery was tested and checked well before shipment. Under normal using condition, the life of the lithium battery is about 800-1000 times of cycles, and the average use time is 5 to 8 years.
Q: How do I purchase asus c21n1638 4940mah battery?
You can use our search tool at the top of the website. Search by laptop model or battery part number to see if we have the right match for you. If not,you can contact our online support,we can find one for you.
Q: What if the asus c21n1638 4940mah battery cannot be charged?
A:1. Check the asus c21n1638 4940mah battery to see if the circuit is loose or not firmly connected.
2. If the circuit is normal, check whether the circuit board of the battery charger is broken, replace it and try again.
3. If the circuit is normal and the charger is good, it may be the fault of the circuit board inside the computer.
4. Generally speaking, the battery will be aged after about 3 years of use, even lithium batteries. You can go to the maintenance shop to check.
5. Generally, the asus c21n1638 4940mah battery needs to be charged when it is used for about 20%. Don't wait until the power is zero, which will cause too much damage to the battery.
Q: How to check the asus c21n1638 4940mah battery health of the laptop in the Windows 10 system?
Open the command prompt.
Method 1: Shortcut key win+X, then press C directly
Method 2: shortcut win+R, then type cmd to enter
At the command prompt, enter the command: powercfg /battery report
Then , the system automatically generated a battery usage report, basically 1 second to solve the problem.
Copy the address of the asus c21n1638 4940mah battery usage report directory, then use Win+E to open Explorer, paste the address you just copied in the address bar, enter and open the file with a browser, then you can view the battery status.
