1. dandelion fountain nozzle 2. like a crystal ball when fountain working 3. beautiful and attractive pattern 4. many sizes dandelion fountain nozzleItem no.Connection sizeOperating pressureJet diameterwater-jet volumeCovering diameterLZ80181"80-1001.55-101.0LZ80181-1/2"80-1001.88-151.2LZ80182"80-1002.320-251.8LZ80183"80-1002.840-502.3