led waterfall faucet without battery 1,RoHS & CE 2,high quality 3,EM,ODM ... 1,As the built-in device generating electricity without the battery and any other power connets to water, LED will ... will flash automatically. Remarks: 1.Self powered by water pressure--No battery or other electricity required. 2.When water flows down, ... U.A.E.... 4.Brightness is such enough even no other lighting fixtures need