DYX mini diaphragm vacuum pump DQB130-FB can be customized to meet different parameter requirements and work with different kinds of solution, fit for tight spaces. It also can be configured with different inlet types, to be sure that it fits any application you can find. This mini vauum pump is mainly used for nagative pressure physiotherapy, adult products and gas detection. Technical Specification Model DQB130-FB Flow 0.8-1.6lpm Voltage DC3.7V Pressure 320-500mmHg Current 500mA Media Air Life cycle 30000 cycles Net weight 35g