Features:-It provides three adjustable air pressures (18psi, 25psi and 30psi) for different scenarios.-The 0.3mm nozzle allows for better control of paint flow, less overspray and no paint waste.-Equipped with three cups of varying capacities (10cc, 20cc and 40cc) and five cleaning brushes, and features a unique funnel shape for efficient paint flow.-Built-in 750mAh rechargeable battery, can be fully charged in 60 minutes, and can work continuously for 40-45 minutes after fully charged.-Just press the trigger to start working, you can freely control the amount of liquid supplied, and it will stop working automatically when you release the trigger.-Suitable for various applications such as nail art, facial moisturizing, makeup, cake/biscuit decoration, hairdr.