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Total weight is including the external power bank?
Yes
2025 R4M Basic and Advanced Robot can use #18650 battery, right?
Yes
For 8.2.2 If the robot needs to be repaired, the contestant must raise hand after receiving permission to intervene from a judge. Here should change "after" to "before"
Yes,the contestant raises their hand first.
Then they wait for the judge's permission.
Finally, they repair the robot.