Made from high quality Metal, fine workmanship, corrosion resistant and durable. Intelligent flushing control according to the using frequency effectively reduces the waste of water source. Flush thoroughly, no peculiar smell is left, avoiding infection of the effectively. Convenient to install and replace. Exposed wall mounted,easy to adjust water flow and convenient to maintain. Easy to use and fit for most toilets, universal and practical; great for home, hotel, bar, pub, club, etc. Inlet Water Hose Dia. DN15 (G1/2inch) Voltage: DC 6V Power Supply: 4x AA batteries (Not Included) Applicable water pressure: 0.05Mpa~0.8Mpa Colour:silver Material:Metal Size:about 35 x 6cm Package Contents: 1 x flusher Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.