The rechargeable battery provides long-lasting continuous use, just charge via USB connection with a power bank, laptop or any USB charger (Type-C). There is an indicator light on the main body of the wireless airbrush to show the charging status. With this portable airbrush, you can unleash your artistic talent anytime, anywhere. Note: Make sure to use a 5V/1A or 5V/2A adapter to avoid damaging the battery. Equipped with a 0.3 mm fluid nozzle, our airbrush set ensures high precision and detailed work. This sophisticated nozzle has different pressure settings that allow you to work with intricate details without wasting too much fluid. Unleash your creativity effortlessly by combining your ideas with flawless detail and accuracy. We know that each project requires different fluid volumes, which is why our airbrush painting sets include three different cup sizes - 7CC, 20CC and 40CC. [How to use the spray] When fully charged, pour the liquid into the tank, then turn on the power and continuously pull the trigger to spray the liquid. Be careful not to use too viscous liquid. We have a brush and needle set. When your spray is clogged, you can use these accessories to clean the spray to make the spray work properly. Color: Black Material: Metal Package contents: 1 set * Airbrush makeup machine 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 to differ slightly from the real thing. The measurement error is +/- 1-3 cm.