Solar Powered Oxygenator Air Pump USB Rechargeable Aquarium Pond Kit with Air Stones Foldable Portable Outdoor Fishing 3600mAh Aerator  Features:●Design with nice color and shape, light weight and portable.●Optimized Stable airflow, providing oxygen to improve the growth environment of fish and organisms.●Solar powered, cost saving and convenient for indoor or outdoor use.●Foldable and andjustable for a best direction for sunshine exposure.●Built in 3600mAh li-ion rechargeable battery and has a red&blue battery indicator.●Adjustable 3 level of air flow.●low noise <60dB, bo disburb to fish or peaple.●With a clip to mount on the fish pond or you fishing box when using outdoor. Air Pump Specification:Type: DC Miniature Air PumpMaximum Air Flow: 0.9L/minMinimum air flow: 0.5L/minNoise: <60dBRated Voltage: 3V~4.25vDischarge voltage: 3.0vCharging voltage: 4.25vMax Working Current at high power mode: 150±10mAMax Working Current at low power mode: 75±10mAStatic Current: <500UAMax Working time at high power mode: 24hMax Working time at low power mode: 48hBattery: Built-in 3.7V 3600mAh 18650 li-ion2 Charging Mode: 5V 1A USB charging & Solar Panel charging Other Specification:Material: ABS+PETSize: Approx. 15*8.2*4.3cm/5.9*3.2*1.7inSolar Panel Voltage: 5VSolar Panel Power: 1WSolar Panel Cell: PET Laminated PolycrystallinePackage Weight: 490GPackage Size: 15.5x14x6cm 4 Work Mode:High Power Mode (large amount of bubbles)Low Power Mode (small amount of bubbles)Alternation Mode: 10s at High and 10s at Low alternating.Off Mode: Off Instruction:1.Connecting the bubble stone with the vent hole, then placeit in your pond and set the solar panel up in a sunny spot to keep a vibrant clean and healthy environment for your fish and plants to thrive in.2.Blue light on for “working”.3.Red light on for “battery power <50%”4.Note: Make the solar panel face the sunlight, and there is no shield above the panel. Package List:1x Solar Powered Air Pump1x Air pipe2x Air stone1x 3 way connector1x USB charge cable1x Back clip2x Screw1x Screw Sleeve1x English Instruction