TOMTOP JMS N79S Replacement Battery for Robot Vacuum: 14.8V 2800mAh capacity
If your N79S robot vacuum's been slacking off lately, it's probably begging for this replacement battery—a perfect match that'll get it back to its hardworking self. Packing a 14.8V 2800mAh punch, this little powerhouse keeps the cleaning marathon going longer than you'd expect. And guess what? Slapping it in is a breeze, so you can skip the tech support drama.
Why you'll love it:
- Fits the N79S like a glove (because one-size-fits-all is a myth)
- Lasts so long, your vacuum might outlive your interest in cleaning
- Installation? Easier than assembling flat-pack furniture (and way less frustrating)
- Compatible with N79S model
- High performance
- Easy installation
- 14.8V 2800mAh capacity
General specs
- Brand: TOMTOP JMS
- Model: N79S
- Seller: Joom
- Voltage: 14.8V
- Capacity: 2800mAh
- Compatibility: N79S robot vacuum
- First listed by seller: 6/21/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
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$37.20
Last price update: 8/13/25
Available to order
Shipping options
Delivery to 
United States
United States
Unavailable
Comparison with similar products
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TOMTOP JMS N79S 14.8V 2800mAh capacity
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Cityork SR17 Green High capacity 6500 mAh
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| Brand | TOMTOP JMS | PALO | Super box | PALO | Cityork | Cityork |
| Model | N79S | SR17 | ||||
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| Price | $37.20 | $44.04 | $37.09 | $35.42 | $33.18 | $66.53 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 8, 2025 | August 17, 2025 | August 20, 2025 | August 19, 2025 | August 24, 2025 | August 24, 2025 |
| Voltage | 14.8V | 14.4V | 14.8V | 14.8V | 14.8V | 14.4V |
| Capacity | 2800mAh | 2800mAh | 2800mAh | 3500mAh | 3500mAh | 6500 mAh |
| Compatibility | N79S robot vacuum | Xiaomi Mop Pro STYTJO2YM, Yummy MVVC01-G, Roborocks vacuum | LiDAR 360 S5 S7 T90 | 360 S5, S7, T90, S6, C50 | Ecovacs Deebot X1, Ozmo 950, DX9G, T5, T8, T9 | |
Replacement Battery for Robot Vacuum
$37.20
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