RENJECT 5.0 Theresa Extreme Pressure Pen with ultimate air pressure for all your filler needs. This advanced micro-injection pen has no needle, avoid any invasive, it adopt the pressure technology, the use of 6.5BAR pressure, in nanoscale small molecules 220 meters per second, the speed of air flow on the grass grass roots micro-droplets delivered directly through the skin, transfer gel such as hyaluronic acid, VC to skin dermal layer comfortable without pain. The recommended injection technique is the micro-injection technique, which injects very small amounts of hyaluronic acid, VC or other skin boosters into the deep dermis, about 1-2 cm apart. Once injected, the HA gel flows smoothly and spreads evenly into the skin. This noninvasive non-needle injector provides excellent volume application over large surface areas of the skin for the most optimal results.