high qualityNo heat or chemicals usedEasy to operate, long service life, self-protectionperfect for indoor or outdoor fountains, water feature, and office useAdd a stunning fog effect to your pond or water tank to filter the bad smell with electro and ultrasonic technologyNeed to match the supply DC head is external positive internal negative.HOW TO USE:Submerged in water, the product is 2-3cm from the water surface. Specifications:Voltage: 24VCurrent: 0.8-1AAdapter Interface:5.5 x 2.1mmDiameter: about 3.6cmHeight: about 25mmCable length: about 90cmColour: as shownMaterial: metal+plasticPackage Contents:1 x Mist makerOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.