Select The Water-Based Color Of Your Choice, Insert The Marker Into The Rechargeable Electric Pen, Then Gently Spray The Paint Onto The Pictures. Comes With A Charging Station, Kit Includes An Electric Air Spray Pen, A Charging Station With A Usb Cable, 12 Special Markers, 10 Images To Spray Paint, 2 Stencil Sheets, A Masking Sticker Sheet, 6 Watercolor Paints And A Paintbrush.