equipment$70–150used in 2 side quests

Indoor air quality monitor

A handheld or portable device that measures invisible air hazards including carbon monoxide, volatile organic compounds, and particulate matter. Essential safety tool for enclosed or abandoned spaces where hidden dangers accumulate.

What to look for

  1. 1Detects CO (carbon monoxide) and VOCs as minimum—these kill silently
  2. 2Real-time display that updates within 60 seconds of exposure
  3. 3Audible alarm when dangerous thresholds are exceeded
  4. 4Battery life of 6+ hours for extended exploration sessions

Skip

  • Units that only measure temperature and humidity (not safety data)
  • Models requiring calibration before each use
  • Devices with app-only readouts (your phone may die or lose signal)

Used for: pre-entry safety checks in abandoned buildings · monitoring enclosed space conditions · detecting chemical storage hazards · verifying ventilation before extended stays

Side quests that use it

Pick the adventure first; the gear follows.