low temperature dolphin 3d 3d printing pen toy children's three-dimensional graffiti drawing pen ma liangshen pen primary school student pen gift

dolphin chinese pink (rechargeable) dolphin chinese blue (rechargeable) dolphin english pink (charging) dolphin english blue (rechargeable) low temperature plc consumable materials 5 m 10 colors (50 m in total) low temperature plc consumable materials 5 m 20 colors (100 m in total)

standard configuration