A single spray pen can not be used need air pump drive can be sprayed without air pump friends please contact customer service to buy air pump alone!

　　The name of the product; Multi-functional - Marker pen (replaceable multiple models marker/round/oval/square/triangle)

　　"This product has applied for practical patents and appearance patents. Please do not imitate" This product is specially designed for model beginners. Take the marker off the case and gently press the tip on a flat surface to allow the paint to flow into the tip. The marker is then inserted into the round hole, which has an automatic shrinkage function. It automatically holds the marker. The marker connects the air pump with a tube and inserts the marker to align the nib with the vent. Start the air pump and press the switch to make it easy: spray the model. If you need to change the color in use, just replace the marker. The marker itself does not need to be cleaned, and this is a spray tool suitable for model beginners. For players who are not skilled in the use of markers, as long as they have this product, they can easily master spraying skills, and they can easily play with the model coloring, making spraying easier!

　　Package size: length 19.8cm* width 10.4cm* height 4.2cm

　　Packaging + Pen weight: 155g

　　FCL: 50 pieces