Idle and Blockage Protection - The floating solar fountain water pump will automatically stop working after 15 seconds when the product is blocked or the sunshine is weak. That will extend its lifespan. Then you need to add water or clean the pump. Manually restart it or it will restart automatically the next morning. Upgrade Fountain Pump - The lack of water spray was only improved in stronger sunlight. Built-in high capacity polymer lithium battery. The fountain pump works 4 to 6 hours after the battery is full. During the day, water can be sprayed while charging. 6 Nozzles - This solar water pump kit with 6 nozzles lets you choose well water patterns as you like. It helps to change the water level in different water patterns. Works well when there is enough sunlight. Runs automatically in 3 seconds when the sun is shining, making it a great choice for solar powered garden ornaments. Multiple Uses - This eco-friendly solar pump is perfect for bird bath, aquarium, small pond, pool, garden and water circulation for oxygen. Your garden would definitely get all the attention of passers-by. Let the solar water pump decorate your garden in such an amusing way. Helpful Tips - The product has an automatic shutdown protection and automatically stops working when it leaves the water. Longer lifetime. You should clean the pump regularly to prevent the pump from clogging with dust. Specification Battery power: 6 V, 2.5 W. Battery type: rechargeable Li-Ion, 3.7 V, 800 mAh Maximum pump flow: 150 l / h How do I restart the solar pump? 1. Cover the solar panel completely and then expose it to the sun. 2. The pump runs for 2 seconds and stops for 1 second, then repeat several times. 3. Add to the water within 15 seconds. 4. The pump sprays water or 1-3 repeatedly.