Type: LED Light Faucet Case Material: ABS Case Color: Silver Installation Type: Helical Burr Working Temperature: 0℃ - 80℃ LED Emitting Color: 7 Colors (Base on three primary colors principium, color overlay produces a wide range of different colors.) Size(L x External Dia): 35mm x 24mm/1.38" x 0.94" (Approx.) Notes: 1. Built in small power generating device. Automatic generation without batteries. It will illuminate after water flows down. 2. 7 colors are mixed displayed automatically when water flow. Package Includes: 1 x LED Light Faucet (without Adapter)