... .led kitchen faucet accessory 2.mini generator for led faucet mini hydroelectric dc motor waterpowered generator Generator for Led shower head,led hand ... connets to water,led generator will emit the light.2.when water flows down,the mini hydroelectric dc motorwill light ... water temperature >46 degrees,red color will show flash3. mini dc generator no battery neededRemarks:1.Certificate:CE&ROHS&ISO90012 ...