This is a generic, equivalent one, 100% compatible. This 7.7V 39Wh Replacement battery is designed to compatible with ASUS VivoBook S14 K406UA V406U S406UA S406U Series.

Specifications:
* Product Type: generic/equivalent
* Battery Voltage: 7.7V
* Battery Capacity: 39Wh
* Chemistry: Li-ion
* Cell: 3 Cells
* Color: black
* recharge cycles：500
* Operation time: Around 1.5-3 hours
* Certification: CE FCC RoHS
* Condition: new, 1 Year Warranty!
* No memory effect, Over-charge protection, Over-discharge protection.
* Over-heat protection, Over-current protection, Short-circuit protection.

Compatible Part Numbers:
C21N1701, C21PQC5, 0B200-02640000

Compatible with the following ASUS Laptop models:
For ASUS VivoBook S14 K406UA V406U S406UA S406U Series.
For ASUS VivoBook S14 S406U, ASUS VivoBook S14 S406UA, ASUS S406UA-BM165T, ASUS S406UA-BM356T, ASUS S406UA-BV026T,
For ASUS VivoBook S14 S406UA-BV021T, ASUS S406UA-BM231T, ASUS S406UA, ASUS S406UA-BM145T, ASUS S406UA-BM033R,
For ASUS VivoBook S14 S406UA-BM028T, ASUS VivoBook S14 S406UA-BV027T, ASUS S406UA-BM290T, ASUS S406UA-BM013T,
For ASUS VivoBook S14 S406UA-BV023T, ASUS S406UA-BM146T, ASUS S406UA-BM029T, ASUS VivoBook S14 S406UA-BM208T,
For ASUS X406UA, ASUS S406UA-BM240T, ASUS S406UA-BM248T, ASUS VivoBook S14 S406UA-BM013T, ASUS S406UA-BM151,
For ASUS X406UA-1B, ASUS VivoBook S14 S406UA-BM865T, ASUS S406UA-0043C8250U, ASUS S406UA-BM031T, ASUS S406UA-BV023T,
For ASUS VivoBook S14 S406UA-BM248T, ASUS S406UA-BM007T, ASUS X406UA-BM013T, ASUS S406UA-BM191T, ASUS S406UA-BM256,
For ASUS S406UA-BV027T, ASUS VivoBook S14 S406UA-BV026T, ASUS S406UA-BM228T, ASUS S406UA-BM012T, ASUS VivoBook S14 S406UA,
For ASUS S406UA-BM421, ASUS S406UA-BM225R, ASUS VivoBook S14 S406UA-BM159T, ASUS X406, ASUS S406UA-BM216T,
For ASUS S406UA-BM174T, ASUS VivoBook S14 S406UA-BM012T, ASUS S406UA-BM148T, ASUS S406UA-BM204T,
For ASUS VivoBook S14 S406UA-BM360T, ASUS S406UA-GS8202T, ASUS S406UA-BM258T, ASUS S406UA-BV021T,
For ASUS VivoBook S14 S406UA-BM174T, ASUS S406UA-BM169T, ASUS X406UA-3C, ASUS VivoBook X406UA

Package Included:
1 x Replacement Laptop Battery for ASUS VivoBook S14 K406UA V406U S406UA S406U Series 7.7V 39Wh