[Water Shortage Protection]Water level sensor. Long service life, effectively prevent dry burning. Recommended water depth: 1.6-3 inch.[Parameters]Input voltage: AC100-240v; Output voltage: DC24v; Power: 24W.Application: pond, fountain, supermarket, workshop, etc.[Mute and energy saving]Mute working and very low energy. Consumes only 0.57 kW per head per day.Maximum fog-making efficiency: 350ml/H/headAtomizing Head Size: about 38mm in diameterBest water depth: 1.6-3 inchPlug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on.Colour: black + silverMaterial: metalPackage Contents:1 * Adapter4 * Atomizing headsOnly the above package content, other products are not included.Note: Light shooting 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.