Sign
A self-powered flat panel that can display a custom message.
Construction Cost
→ Steel Plate x1
→ Glass x1
→ Battery Cell x1
→ Transistor x1
→ Copper Wire x1
Properties
Size 1x1, Cover: 50%
Research Prerequisites
A self-powered flat panel that can display a custom message.
→ Steel Plate x1
→ Glass x1
→ Battery Cell x1
→ Transistor x1
→ Copper Wire x1
Size 1x1, Cover: 50%