Description:Solar oxygen pump with built-in a 1800mAh lithium battery for storing energy, thus the oxygen pump working in the night as well. Just put the solar panel in a sunny spot and it starts automatically. Suitable for a small to a medium-sized pond, outdoor fish tank or water reservoir, etc.Features:[Environment-friendly Solar Energy]The use of solar energy makes it environment-friendly, portable, and easy to install with no need for wiring, no operating cost, and maintenance-free, and solar power is much safer for your kid.[Large Air Volume]Stable silent oxygen pump with less than 60 dB low noise and 1.4L/min air volume, suitable for 40-250L container.[Battery Backup]Built in a 3.7V 1800mAh 18650 lithium battery pack for storing energy, thus the oxygen pump working in the night as well.[Evenly Air Distribution]There are 3 working modes that can meet your different demands, and two airflow outlets make the air distribution more even and pervasive.[Adjustable Angle]The solar panel angle can be adjusted to receive the sunlight most sufficiently. Perfect for bird baths, small pond, garden decoration, water circulation for oxygen, etc.Product Working mode: Pattern 1: high speed (green light normally on) working hours: 24 hours, flow: 1.3 L/min Pattern 2: low speed (blue light normally on) working hours: 48 hours, flow: 0.7 L/min Pattern 3: Low gear Open 10 seconds stop for 10 seconds (green and blue double color light normally on) working hours: 72 hours Specifications:Material: ABS Solar panel：5W Polycrystalline solar panel included Battery：7.4V 2400mAH Product working voltage range：5.5V－8.4V Discharge protection voltage：5.5V Over charge protection voltage：8.4V Solar charge time: 8 hours Max. working current: 150MA (high grade); 100MA (low gear) Noise: 60dB Min. Air Flow: 1.4L/min Working Time: Approx. 24 hours Oxygen Hose Length: 200cm / 78.7in Air stone deepth: 100cm/39.37in Wire length: 3M / 118in Solar panel size: 27*18*2cm/10.62*7.08*0.78inch Pump Size: Approx. 9.5*5.5*5cm
Package List:1 * Solar Oxygen Pump 1 * Package of Accessory 2 * Air Stone 1 * 2M Aquarium Oxygen Pipe 1 * Manual (English) Note: This product is an electronic product. The oxygen-increasing device cannot be placed in water, and the diversion hole cannot be blocked.