The compressor uses an upgraded 3600 mAh large capacity rechargeable battery.You can easily charge using a USB socket, power bank, laptop or any USB charger (Type-C).The cordless air compressor is equipped with indicator lights to show the air pressure level.This portable allows you to use your artistic skills anytime, anywhere.Note: Be sure to use a 5V/1A or 5V/2A adapter to avoid damaging the battery. Our have a 60% increase in air pressure to 50 psi with an airflow rate of 12 liters, while other usually have about 20 psi.Our upgraded feature an improved air pressure adjustment design with 20 air pressure options (10-50psi) to create your art.You can easily achieve the desired results. This cordless kit features a 0.3mm needle and nozzle combination.When you pull the trigger, the air pushes the paint through the .By adjusting the preset knob, the painting flow can be freely controlled.You can enhance control over paint flow, reduce overspraying, improve in fine work, and minimize paint waste.Note: To better performance, dilute all paints before use. Whether or advanced artist, anyone can easily master and use this airbrush kit.This is suitable for painting and model tinting, nail , beauty cosmetics, cake decoration, clothing or shoes tinting, and artistic doodles.This airbrush kit meets all your professional needs! Our set is a dual action system.After installing the hose, and hold the button to open.The compressor not work immediately.There is also a switch in the .The compressor only starts working when pressed.This means that the double-acting system save more power. Color: As Shown Material: Metal Package Contents: 1 set airbrush Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.