RW-electronic product1 Lithium-ion Battery for Robot Vacuum: High capacity 5200mAh
Available Options
If your Xiaomi Roborock S50, S51, or S55 is starting to act like it's on its last legs (you know, the kind where it gives up halfway through cleaning), this high-capacity lithium-ion battery is here to save the day. Packing a hefty 5200mAh capacity and a 14.4V power output, it's like giving your vacuum a double shot of espresso—suddenly, it's got the energy to tackle even the most marathon cleaning sessions.
Why you'll love it:
- Say goodbye to your vacuum's 'low battery' tantrums—this battery keeps it going longer.
- Installing it is a breeze. Seriously, if you can plug in a USB, you can handle this.
- Made specifically for Xiaomi Roborock models S50, S51, and S55, because one size does not fit all.
- Compatible with Xiaomi Roborock S50 S51 S55
- Replacement accessory
- 14.4V power output
- High capacity 5200mAh
General specs
- Brand: RW-electronic product1
- Seller: Joom
- Capacity: 5200mAh
- Voltage: 14.4V
- Compatibility: Xiaomi Roborock S50, S51, S55
- Type: Lithium-ion
- First listed by seller: 5/23/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
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Lithium-ion Battery for Robot Vacuum High capacity 5200mAh
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Xiaomi D099-4S2P High capacity 5200 mAh
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| Brand | RW-electronic product1 | PALO | PALO | Vestidos | Battery products | Xiaomi |
| Model | D099-4S2P | |||||
| Color | ||||||
| Rating |
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| Price | $53.94 | $61.89 | $59.75 | $51.16 | $44.81 | $52.40 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 8, 2025 | August 8, 2025 | August 8, 2025 | August 29, 2025 | August 8, 2025 | August 8, 2025 |
| Capacity | 5200mAh | 5600mAh | 5600 mAh | 5200 mAh | 6500mAh | 5200 mAh |
| Voltage | 14.4V | 14.4V | 14.4V | |||
| Compatibility | Xiaomi Roborock S50, S51, S55 | Xiaomi My Robot, Roborock S50, Roborock S51 | Xiaomi Mi, Roborock S50, Roborock S51 | Xiaomi Roborock S50, S51, S55 | ||
Lithium-ion Battery for Robot Vacuum
Emma Y.
New York, NY
June 1, 2025
My vacuum was starting to give up halfway through cleaning, which was super frustrating, especially since I rely on it to keep my small apartment tidy while I'm busy with school and fitness routines. I found this battery online and decided to give it a try because I'm always looking for good deals. After installing it, which was incredibly straightforward—no tools or expertise needed—my vacuum now runs for much longer without any low battery warnings. It feels like it has a whole new lease on life, tackling my floors with energy I haven't seen in ages. The fit was spot-on for my model, and the performance has been reliable so far. Overall, this was a great solution to my problem, and I'm really happy with how it turned out! :)
- Pros: This battery gave my vacuum a huge boost in power, making it last way longer during cleaning sessions without any interruptions. It was super easy to install, just like plugging in a simple device, and it fits perfectly for my specific model, which is a relief.
- Cons: As it seemed to me, there aren't any real downsides, but I've only had it for a short time, so I can't speak to how it holds up over many months of use.