| 摘要 |
A scrubbing device includes a support member, a battery, and a yoke coupled to the support member. A yoke arm from the yoke is coupled to a head assembly v ia a cam lock. The cam lock allows the head assembly to move or be fixed in relation to the yoke assembly. The head assembly further includes an electric motor coupled to the battery, the electric motor coupled to an output member. The output member i s coupled to a scrubbing accessory.
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