An automatic shower head contains: a body and a shower scrubber. The body includes a casing, a receiving cap fitted with the casing, a handle, a first connection element, a first water guide ring, and multiple spray bars and a second water guide ring. At least one first seal ring is retained on a water conduit of the first connection element and the second water guide ring. The casing has a coupling loop. The shower scrubber includes a panel, a lid, an accommodation sleeve, a second seal ring, and a rotation element, and a fixing plug. The lid has a copper pin, a waterproof sheet, a first circuit board, a gear seat, a gear assembly, a gear shaft, a drive gear, a holder, a motor, a battery, a contact sheet, and a second circuit board.