1. Landscaping: This fountain not only can be used standalone, also can be a group, one after another, giving people thimpression of lifelikeness and harmony ; 2. Refresh the pond: By emitting the water out of pond it can cycle surface air into the pond to keep water clean ; 3. Children’s Popular Science Education: provide a bucket of water, place the solar panels in the sunlight, the water column will be emitted Model: 1. CPT30-1214 with solar panels: power of solar panels is 1-2W, water column spraying height 0.8-1.2m and diameter is 0.5cm; 4. CPT40-1230 with solar panels: power of solar panels is 1.5-3W, water column spraying height 1-1.5m and diameter is 0.8cm.