wearable safety monitor 3d model

Exploded electronic layout of a wearable safety monitoring system for manhole workers. Shows internal electronic components clearly without outer casing. Includes a NodeMCU microcontroller board with USB port and pin headers, a cylindrical gas sensor module with metal mesh top, a compact motion sensor module, a GPS module with ceramic antenna, an RTC module with coin cell battery, and a small rechargeable battery. Components arranged logically and connected conceptually with short wires. Clean technical visualization style, educational electronics look. Realistic proportions, simple details. Designed for 360-degree rotation and inspection.