Maintenance & Tips
Why Your Device Says "Fully Charged" But Dies Instantly: The "Surface Charge" Mystery
Does your robot vacuum or cordless drill show a full charge blue light but die immediately? It's called 'Surface Charge.' Learn how to diagnose and fix this common battery issue.
Why Your Robot Vacuum Flashes Red While Charging: 3 Common Causes and Fixes
Is your robot vacuum flashing red after just a few minutes on the dock? Whether you own a Coredy, Eufy, or Roomba, this charging glitch is common. Learn how to troubleshoot the...
The Hidden Cost of "Cheap" Batteries: Is It Worth Risking Your Robot?
We get it. You need a new battery for your Coredy robot, and a quick search online shows "compatible" options for half the price. It’s tempting to save that cash. But as...
“It’s New in the Box!” — Why Your Robot Vacuum Battery Might Be Dead Before You Open It
You press "Start." Your Coredy wakes up, spins for 5 minutes, and then suddenly stops or cries for the charging dock. You might be thinking: "But I just charged it all night!"...
Why is My Coredy Beeping? Troubleshooting R300, R500+ & R750
Decode Coredy robot vacuum error codes instantly. Whether your indicator is FLASHING Red or SOLID Red, learn what the beeps mean for R300, R500+, R580, and R750 models.