Nano Spray Oxygen Injector[Fine Atomization]: The wireless face steaming kit can decompose the diluted high viscosity water based skin care products into nano sprays, which are mixed with oxygen to promote skin absorption. [Wireless Handheld]: The gun has a built in battery and compressor, eliminating the need for complicated wires. All parts are integrated, light weight, handheld and easy to carry. [Wide Application] The mini airbrush set is equipped with liquid cups of