6V 2WSolar Oxygen Pump Battery Powered Fish Tank Oxygenator Aquarium Oxygen Aerator Solar Oxygenator for Garden Pool Fish Tank

Good luck with your favorite purchasesBattery Included : Yes Hign-concerned Chemical : None Material : Plastic Model Number : Solar Oxygen Pump Brand Name : Shunmaii Power (W) : None Origin : Mainland China Type : fish Origin : Mainland China Material : Plastic Solar panel : 6V 2W Battery : 18650 lithium battery 3.7V 2200mAH Oxygen pump : DC micro air pump 1.8V 150MA Noise : 50dB Minimum air flow : 0.3L/min Product working power range : 3.2V-4.2V 90MA Charging method : sunlight charging; USB AC charging Charging time : Sunlight charging is about 8 hours. USB AC charging is about 3 hours