High quality, easy to use, buy now , Low noise, small volume, high efficiency and low power consumption.Super quiet, no idling without water. Start up: When no sun pump stops working, reappear the sun pump to restart within 3 seconds. Features: 1. Easy cleaning, corrosion resistance, high efficiency and energy saving . 2. Perfect in waterproof performance, can be safely immersed into water. 3. Low noise, high efficiency and energy-saving.Electricity comes from the sun and saves money and energy. 4. Both land and water are available.It has no power outlet and external battery, so it is not only easy to use, but also safe 5. Applicable to Fountain, pond or outdoor use, etc. 6. Low noise, small volume, high efficiency and low power consumption. 7. Super quiet, no idling without water. 8. Start up: When no sun pump stops working, reappear the sun pump to restart within 3 seconds. 9. A. Power switch ON/OFF: The water pump is activated by the sun after the power switch is turned on.open. 10. B. Water pump switch MODE: Used to turn the pump on and off. 11. C. Wireless remote control: used for opening and closing of water pump, adjustment of water spray height, wireless remote control 12. The distance is about 10-15 meters in an open environment, and the frequency is 433.92 MHz. Specification: Condition: 100% Brand New Material: ABS 1. Solar panels: Solar panel size: 360mm x 340mm x 18mm /14.17 x 13.38 x 0.708inch Output open circuit voltage: 17V Maximum power: 15W 2. Rechargeable battery: Six 18650 battery packs Nominal voltage / capacity: 11.1V / 2200MAH 3. Pump parameters: Working voltage: DC 6V-24V Flow rate: 0-1350L/H Cable length: 5.0M Waterproof rating (controller): IP65 Waterproof rating (water pump): IP68 4. Machine parameters: Output voltage: 7V-12V Working current: 200-380MA Battery protection cut-off point: charging protection voltage 12.6V; The discharge protection voltage is 9.2V. Solar charging time: about 6-8 hours. Pump working time: about 8-10 hours. Pump water spray height: about 40-150CM /15.74-59.05inch (remote control adjustable) Weight:3250g Package List: 4 x Expansion plug 1 x Remote control 4 x Screw screw 13 x Nozzle fittings 1 x Instruction manual Note: 1. Please allow 1-3cm error due to manual measurement, thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. The product is a solar direct-drive water pump. There is no external battery. The height of the water spray depends entirely on the strength of the sun. When the sun is weak, the pump will not work continuously. The water will spray and spray. When the sunlight is strong, it will automatically continuously working. .