7 COLOR LED NEW SHOWER HEAD LIGHTS WATER HOME BATH The pipe's thread is US Standard G1/2. Ultra-quiet, no batteries and external power supply, it will illuminate after inducing the water, the principle-flow generation. Automatic light switching. Each shower process a wonderful experience. Safe use without batteries. Fits all standard connectors. Easy Installation. Case Material: ABS. LED Quantity: 9 LED. LED Emitting Color: 7 colors gradually changed. Overall Maximum size: 217 x 30 x 90mm. After the shower head connected to water, there will be gradient light of different colors at the moment of spraying the water, without the battery. It will release all your tiredness and add more delight casually when you take a bath.