【USB interface】The aquarium oxygen pump is suitable for all types of mobile phones and mobile power outlets, including mobile phone charging head, mobile power supply, computer interface , power outlet, car charger, USB solar panel, it is the best choice to save electricity and reduce consumption. 【Super quiet】 The air pump of aquarium adopts supercharged ceramic motor, which has stable oxygen supply, low calorific value and low noise. It is suitable for bedrooms, living rooms and offices. 【A lot of bubbles】Although the volume is not large, there are a lot of bubbles. The high density and fine air bubbles allow the water to dissolve more oxygen. Specially designed copper silent movement for oxygen pump, more suitable for fish survival. 【Mini Design】Compact and mini design makes the aquarium air stone portable to carry around. outdoor, occupying minimal space, suitable for small desktop aquariums. 【Suitable for many occasions】Suitable for outdoor fishing, aquarium, power outages, in
