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๐ Power your clean with endurance and confidence!
The Batryuic Upgraded 4000mAh 14.4V lithium-ion battery is a high-capacity, long-lasting replacement designed for Eufy RoboVac and Ecovacs Deebot N79 series. Delivering up to 3 hours of runtime and over 1000 recharge cycles, it features advanced safety protections and broad compatibility, ensuring your robot vacuum runs longer and safer. Supported by a 1-year warranty and hassle-free returns, itโs the smart upgrade for busy professionals who demand reliable home automation.


| ASIN | B0DL18B5QW |
| Antenna Location | Battery for some deebot and eufy Robot Vacuum series |
| Battery Capacity | 4000 Milliamp Hours |
| Battery Cell Composition | Lithium Ion |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 165 Grams |
| Best Sellers Rank | #35,216 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #9 in Vacuum Replacement Batteries |
| Brand | Batryuic |
| Built-In Media | 14.4V 4S1P 4000mAh Battery |
| Customer Reviews | 4.6 out of 5 stars 594 Reviews |
| Item Weight | 160 Grams |
| Manufacturer | Batryuic |
| Model Name | eufy 11s battery |
| Model Number | Eufy Battery Replacement |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Recommended Uses For Product | Battery for some deebot and eufy Robot Vacuum series |
| Reusability | Rechargeable |
| Unit Count | 1.0 Count |
| Voltage | 14.4 Volts |
| Warranty Description | We provide you free replacement battery if battery cannot be charged within 1 year |
P**E
As of today, good battery! Eufy RoboVac 11S back up and running.
The battery arrived on time, and replacing it was very easy. The battery was compatible with my Eufy RoboVac 11S. It charged quickly, and my Eufy RoboVac 11S is now back up and running. So far, I havenโt experienced any issues and everything is working perfectly.
S**D
Great replacement and longer life.
This replacement battery worked great in my Robit vacuum. It was easy to install, and I appreciate the white tape that allows easy removal. I love that it has a longer battery life than the original battery at the same size. It clicked right in and was compatible in size to the original. It charged up and then went at itโs job vacuuming for a really long time. A lot longer that the original battery. Great purchase.
A**E
Super impressed
Was so easy to install and worked very well. Took awhile to charge, but thatโs normal. The price was very good.
J**C
Works great and was easy to install!
Battery was ready to install and it's working great. Brought my Robovac back to life!
J**N
Works nicely
Keeps my little robot vacuum chugging along. Well worth the price.
J**R
Higher mAh doesn't equate to longer run times
Works OK, but expected the higher 4000mAh charge would lead to longer run times. Runs about the same length of time.
M**T
+++ Runtime from factory battery. Perfectly Sized Replacement for Eufy
Has over 2x the capacity of the original Eufy Battery. Feels like Near-endless run time. A perfectly-fit replacement - out with the old and in with the new.
J**.
Works great, good replacement battery for Eufy RoboVac 11 battery
My Eufy RoboVac 11 would no longer hold a charge. I knew the battery needed replacement as this has happened with another Eufy 11 I own. This replacement battery works great. It doesn't show it in the photo on Amazon but it does have a tab for easy removal from the vacuum. Its a great buy.
Trustpilot
3 weeks ago
3 weeks ago