Robot Roomba battery
Battery for Roomba.
Get your Roomba rolling again with a new Battery! High quality aftermarket battery is brand new, not remanufactured and has a full one-year warranty. This battery fits all 400 and 4000 series models; if your battery looks like this one, then this is your replacement!
Charges faster, runs longer.
Rechargeable Roomba Batteries are Nickel-Metal Hydride (NiMH), so they run longer and are more environmentally friendly.