Abstract: An environment-friendly water-saving plant pot includes a first pot body and a second pot body. The first pot body has a receiving space having an upward opening, and a water outlet hole formed in the receiving space. A protruding unit that has several reinforced ribs extends upwards from the periphery of the water outlet hole. The second pot body is disposed in the receiving space of the first pot body, and has a second receiving space having an upward opening. A plurality of through holes are circularly formed inside the second receiving space, and the second pot body extends from the bottom to form a cover that has a cover opening, and the opening of the cover opening and the protruding unit of the first pot body are spaced to form a gap.

Abstract: An environment-friendly water-saving plant pot includes a first pot body and a second pot body. The first pot body has a receiving space having an upward opening, and a water outlet hole formed in the receiving space. A protruding unit that has several reinforced ribs extends upwards from the periphery of the water outlet hole. The second pot body is disposed in the receiving space of the first pot body, and has a second receiving space having an upward opening. A plurality of through holes are circularly formed inside the second receiving space, and the second pot body extends from the bottom to form a cover that has a cover opening, and the opening of the cover opening and the protruding unit of the first pot body are spaced to form a gap.

Abstract: A hidden ceiling fan includes a motor as a power source which has a top end fastened to a ceiling and a spindle connecting to a plurality of vanes. The bottom of the motor has a cover plate. There is a shield plate beneath the vanes to couple with at least one luminous element on the bottom side thereof. The invention provides a shielding function and can agitate air thoroughly to rapidly lower temperature and keep temperature evenly.

Abstract: A static free device for a computer mouse having a cover and a connection line extending out from the computer mouse for connection with a computer includes a metallic conductor adapted for mounting on the cover and a ground line having a protection device thereon and provided with a first end in electrical connection with the metallic conductor and a second end extending out for ground connection such that static on the cover is able to be discharged via the ground line.