iRobot Roomba 4210 battery Replacement

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iRobot Roomba 4210 battery Replacement, getting ready: crwdns2935265:00crwdnd2935265:01crwdnd2935265:02crwdne2935265:0

iRobot Roomba 4210 battery Replacement, getting ready: crwdns2935265:00crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

getting ready

Make sure Roomba is powered off.
make sure Roomba is unplugged
If your battery is bad Powering off Roomba shouldn't be a problem.

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