DIY Tank Handmade Toys Physical Gizmo Building Blocks Kits Solar Energy Assembled Toy Teaching Tool
Scientific principle: After installation, access to batteries, tank will be driven by the gear to move forward.
Applicable Battery: Need to be equipped with 2 AA batteries (AA)
Product material: Plastic + Metal
Product weight: About 0.13 kg
Note:The price is for 1 set.
The Product don't include batteries and The tools ( knives, scissors, wire strippers, lighters, small hammers) should be prepared by the buyer.