1、Compact size, convenient and practical. 2、Multifunctional, can pump air, inflate air, increase oxygen, etc. 3、Mainly used in the aquarium, fish tank oxygenation, also used for separator, mobile phone dismantling screen, etc. 4、Air vacuum pump, high efficiency, energy saving, good performance. 5、Increase oxygen, create good living environment for fish. Item type: Air Pump Condition: 100% brand new Material: plastic Weight: Approx. 328g Color: As picture shown Air pump total length: Approx. 112mm/4.4in Pump head outer diameter: Approx. 60mm/2.4in Pump head thickness: Approx. 43.5mm/1.7in Motor diameter: Approx. 35.8mm/1.4in Voltage: DC12V (motor model is 555, please use less current than 2A.) Rated current: 800mA Vapor time: <6 seconds (from 0 to 300 mmHg in 1000CC closed container) Small pressure:> 400 mmHg (53.33 KPa) Air tightness: <5mmHg (min from 300mmHg in 1000CC container) (air tightness only for inflating) Flow:> 15L/ Min Noise: <555dB (at 30cm distance test) Lifetime:100000 cycles test Usage Description:2 types of tubes can be used in the trachea or water pipe!Silicone tube is soft, suitable for the tube; PU tube is hard, suitable for the trachea.Combined with the actual use of individuals.(Not included tube.) Product presentation: The micro air pump is small in volume, the working medium is gas, the main uses are: the micro negative pressure pump, the micro vacuum pump, the micro gas circulation pump, the wrist electronic blood pressure monitor air pump, the micro air pump, the micro gas sampling pump, the micro air pump, the micro air pump, the micro air pump, the micro air pump, the micro air pump.According to the working principle, it is divided into: diaphragm type. Application: It is mainly used for oxygen increasing in aquarium aquarium aquarium tank. It is also used in separator, mobile phone and so on.Fitness massage equipment and electronic small household appliances products, suction, and laboratory special.The new micro-air pump is also used in the vacuum pumping unit. 1 x Air Pump