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The B31N1911 is a high-quality lithium-ion battery replacement for select ASUS VivoBook Flip and Notebook models, offering 42Wh capacity at 11.55V with up to 500 recharge cycles. It includes installation tools and supports seamless DIY replacement to restore your laptop’s mobility and performance.












| ASIN | B089GJJXGP |
| Antenna Location | Laptop |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 110 Grams |
| Best Sellers Rank | #139,001 in Electronics ( See Top 100 in Electronics ) #2,375 in Laptop Batteries |
| Brand | SUNNEAR |
| Compatible Phone Models | Replacement for ①ASUS VivoBook Flip 14 TM420IA TM420IA-DB71T TM420IA-CH71 TM420IA-DB51T Series.②ASUS VivoBook 14 M413 M413DA M413DA-EB005T M413DA-EB094T Series③ASUS VivoBook Flip 14 TM420IA TM420IA-AP4513T TM420IA-EC056T Series④ASUS VivoBook 14 F413 K413 X413 Series.⑤ASUS Notebook X X413FF X421DA X421EA X421EP A413FF F413FF K433FA V4050FA V433FA Series. |
| Customer Reviews | 4.0 4.0 out of 5 stars (8) |
| Manufacturer | Shenzhen Shangneng Technology Co., Ltd. |
| Model Name | b31n1911,c31n1911 |
| Model Number | B31N1911 |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Reusability | Rechargeable |
| UPC | 729993924666 |
| Unit Count | 1.0 Count |
| Voltage | 11.55 Volts |
A**N
Good
This fixed my battery problem on my laptop and I can bring my laptop around without having to worry about it die on me.
P**A
Puffy
Would not recommend ordered looked new but Ballew was swollen and did not work Update: Customer service was promt and friendly and offered replacement or refund I opted for reunf
Trustpilot
2 months ago
3 weeks ago