V7g suction device is useful for therapies that require low suction and low flow conditions, such as wound drainage, gastric drainage and low vacuum conditions. It comes with ABS ergonomical case, Handle and rear anchorage (for resistance up to 10 g), Medical membrane pump, Vacuum gauge display, Vacuum control knob. The intermittent control knob permits choosing suction continuously and 3 different timings of intermittent programs namely 10 seg, ON - 5 seg, OFF / 20 seg. ON - 10 seg. off/ 40 seg. ON - 20 seg. off. The LEDs are ON and comes with intermittency, vacuum level, vacuum indicator, battery charge level with Maximum vacuum 150 mm Hg (20 k Pa). The air flow is 5 litre per minute (depending on model). The machine has dual power supply AC with 220-110 V and DC 12 V. The battery is long lasting.