This creation is a kind of electric buoy.The utility model at least comprises a body with an opening upward and a hollow body.A cover body connected to the upper part of the body；A circuit main board and a battery pack；The cover body is open downward and hollow.And the inner side of the cover body extends at least two hole seats inward.And the main circuit board is locked under the hole seat.And is located inside the cover body.In addition, the battery pack is located inside the body；Accordingly,Because the main board of the circuit is directly locked inside the cover body,To increase the number of batteries that the body can hold,For a battery pack disassembly,Easy to assemble,And a structure with few parts and long-term use.本創作係一種電浮標，至少包括一開口向上且中空之本體、一接合於本體上方之蓋體、一電路主機板及一電池組；蓋體為開口向下且中空者，且蓋體之內側又向內延伸至少二孔座，而電路主機板係鎖結於孔座下方，並位於蓋體內部，另電池組位於本體之內部；據此，因電路主機板直接鎖結於蓋體之內部，而俾增本體可容置電池組之電池數量，為一具有電池組拆卸、組裝容易，及零件少並具長效使用之結構者。
