[USB Port Design]The USB port can be connected to computer,power adapter,and other USB devices,convenient to use.micro pump suitable for aquarium fountain [Waterproof Quiet]Low noise,energy saving,and low power,perfect for fish tank,Perfect in waterproof performance.Low consumption,long service life and can be used under low voltage,especially suitable for small fish tanks [Premium Quality] Made of high quality PP material,safe,eco friendly,good toughness,and durable [Easy to operate with adjustable rate]It features an adjustable knob,allowing you to control the water rate and pressure [Wide Application]Circulate and aerate the water,making it more attractive to your fish or turtles.With high performance,can be used for family landscape,pet water,music fountain,water cooling fan,aquarium equipment,etc, Weight: 0.17416518698 pounds, Manufacturer: ALCXAZS