Replace the battery when your robot:
- Runs for much less time than before
- Returns to the dock before finishing a cleaning cycle
- Stops during cleaning even after a full charge
- Takes longer than usual to charge
- Shows battery or charging errors
- Has been used for more than 18–24 months
Easy 5-Minute Installation
- Power off your robot vacuum.
- Remove the battery cover with a screwdriver.
- Disconnect and remove the old battery.
- Connect the new replacement battery.
- Reinstall the cover and fully charge before first use.
Tip: For best performance, fully charge the new battery before the first cleaning cycle.
Why Choose Our Battery
Motherboard Safe
Engineered with Coredy's official BMS to prevent overheating and protect your motherboard
Revive Your Robot
Fixes red light errors instantly. Makes your vacuum run like day one
Reliable Compatibility
Designed to match compatible robot vacuum models.
Quality & Safety Certifications
UL 1642 Certified
Meets rigorous UL safety standards for lithium batteries
CE Marked
Conforms to EU safety, health and environmental protection requirements
IECEE CB Scheme
Internationally recognized certification for electrical equipment safety
Premium Replacement vs. Generic Alternatives
| Specs | Coredy Premium Battery | Generic Copy |
|---|---|---|
| Safety |
Smart BMS Protection
Dual-IC chip prevents overheating & short circuits.
|
Fire Risk
Unstable voltage may damage your robot.
|
| Cells Quality |
Grade-A Top Tier
Consistent voltage and long lifespan. UL 1642, CE.
|
Recycled Cells
Rapid capacity degradation after 3 months.
|
| Capacity |
True Rated Capacity
100% honest labeling. Meets or exceeds OEM runtime.
|
Fake Label
Often 30% less than advertised.
|
| Warranty |
1-Year Warranty
US-based support & free returns.
|
No Warranty
Zero protection after 30 days.
|

