📹 Flight Demonstration
🖼️ Build Photos & Sensors
Thermistor (fire‑trigger)
Ultrasonic range‑finder
MPU‑9250 — rear header
MPU‑9250 — sensor die
I²C LCD wiring
Temp sensor proto
On‑board 16×2 display
Water probe — front
Water probe — back
Top view — buzzer circled
Side profile
Electronics bay