Fish Oxygen Pump Powerful Super Quiet Aquarium Pump with Charging Cable for Home Use

Quiet Design: Aquarium oxygen pump is so quiet that you can sleep near your bed and it won t wake you Slip Resistant: Fish oxygen pump has 4 non slip rubber feet at the bottom to reduce noise and prevent slipping. Pure Copper Motor: Quiet oxygen pump pure copper high frequency stable voltage, low resistance, reduce consumption, stable oxygen supply. Item Type: Fish   Oxygen Pump Material: ABS Battery Type: Lithium Battery Battery Model: 18650 Battery Capacity: 1200mAh (shipped with built in battery)