About this item 【HIGHER AIR PRESSURE】-- The air pressure has increased by 50% compared with similar airbrushes on the market, it is higher up to 30PSI and the air flow reaches 7.8L. The air pressure is adjustable, turn the screw at the end of the gun to increase or decrease the air pressure to meet different applications. If you have any questions, please feel free to contact us and provide a satisfactory solution within 24 hours. 【LIGHTWEIGHT PORTABLE】Light weight and easy to carry. This mini airbrush gun can be put in your backpack or pocket. 【USB FREELY RECHARGE】 Equipped with USB charging cable that can be charged by a computer, charged by a charger or charged by a mobile power source, charging for 1 hour, can probably be used for 30 minutes, no need to worry about power shortage, anytime, anywhere. 【SIMPLE TO USE】 The operation can be completed in three simple steps. Step 1: Add water or other pigments; Step 2: Turn on the switch; Step 3: Press the button to control the amount of