Aesthetic and safe: 7 automatically changing colors: red, orange, blue, green, gray, yellow, purple, average variation 6.4 seconds. It does not require electricity or batteries. It lights up after the water flow. Effective: The water becomes softer thanks to the filter balls, less limescale builds up on the shower head. Economical: It increases the water pressure with gentle jets. It saves 30% water. High quality ABS material: This shower head is corrosion resistant. It is robust and durable. Size: 26 cm (length) x 8 cm (diameter) Easy installation/disassembly: In case of blockages, each part can be disassembled for cleaning.