SOBO SB-4000 AC / DC Air Pump Silent Rechargeable Oxygen Pump for Fishing Aquarium Fish Tank

– 2.8Watt with 2x3Liter/min Air Output. – DC / AC Air Pump with Battery – Hassle free- keep the air pump running – Super Silent Design with noise level less than 65db. – Come with air stones and air hose – Battery can be recharge by it charger, car usb output and powerbank – The battery will never discharge all its energy to ensure the battery unit is always at optimum condition – The pump will automatically recharge itself once it is low on power when it is plugged in – Portable and easy to carry – USB Cable with adapter. – Using Lithium Battery with smart battery protection unit. – Great for outdoor fishing where fish caught need to keep alive – Two modes, strong air output will last for 12 hours and intermittent air output will last for 25hours with full battery charge.