3D Metal DIY Rotatable Steampunk Beetle Insect Assembly Kit with Voice Control Light Type_LTD Stirling Engine 1:14 - Scientific Experiments Yes

1:14 - Scientific Experiments Yes Yes Age Recommendation 16+ 14+ Specifications - Displacement 3

but it may rotate slowly

instruction manual

height 132mm

combustion and exhaust

3D Metal DIY Rotatable Steampunk Beetle Insect Assembly Kit with Voice Control Light Type_LTD Stirling Engine 1:14 - Scientific Experiments Yes3D Metal DIY Rotatable Steampunk Beetle Insect Assembly Kit with Voice Control Light Features: Material: Using high quality metal materials, laser cutting ultra precision high quality metal models. No glue is needed when assembling, just connect with screws according to the assembly drawing. Size and applicable people: Assembled mini ruler 20 x 15 x 8CM; suitable for those over or under 14 who need to play with their parents. Amazing details and