3D Model: A Retractable, Precision-engineered Telescopic Rod (2–3 Cm Thick) Extendable Up To 12 M, Finished In Metallic, Wear-resistant Material. At The Far Tip, An Upward-facing Waterproof Camera Head With A Large Fisheye Lens Is Surrounded By Evenly Spaced High-intensity LEDs For Full Interior Illumination. The Base Integrates An Enlarged Raspberry Pi 5 With Accurate Ports And A Clearly Visible Bluetooth Module PCB With Antenna. Near The Handle, A Mounted LED Monitor Displays Default Thermal Analytics (heat Maps, Structural Diagrams, Alerts) In High-contrast Detail. Lighting Emphasizes The Camera Lens, Active LED Ring, And Monitor Display, Positioned At The Opposite End Of The Camera.