DIY educational toy 3D printing pen fountain pen

Bare pen size: 170*14*14mm, weight: 0.035kg
Color box size: 187*86*58mm, 1pc/box, weight: 0.35kg

Extrusion Mode:Fused Deposition Modeling / Melting
Graffiti Range:Unlimited
Sprinkle Speed:Adjustable
Voltage:5V 2A
Pen Diameter:0.6mm+/-0.1mm
Filament Diameter:1.75mm