✓ Unlocked
Parts prototype
Individual mechanical components and form studies
✓ Unlocked
Electronics prototype
Breadboard validation of core circuits
✓ Unlocked
Looks-like prototype
Cosmetic model for design review and user testing
🔒 Locked
Works-like prototype
Functional internals with rough housing
🎯Complete 2 missions
🔒 Locked
Integrated prototype
Looks-like and works-like merged into alpha unit
🎯Reach buildability 70+
🔒 Locked
Engineering validation (EVT)
Small batch testing design against spec
🎯Complete all missions
🔒 Locked
Design validation (DVT)
Pre-production batch testing manufacturability
🎯Reach buildability 85+
🔒 Locked
Pilot production
Low-volume first manufacturing run
🎯Reach 100+ units committed