Redcolourful

Solar-powered Oxygen Pump Oxygenator for Outdoor Fishing Fish Tank Aquarium

Description:Item type: Oxygen PumpWorking mode: A mode: Works for 5 minutes and stops for 30 minutes (cycle). B mode: ClosedBattery capacity: 1800mahProduct material: ABSCharging protection voltage: 4.25VThe highest current: 450MABattery type: 18650...