Grace Industries WorkSite Confined Space Package LEL Logs are stored on a Configuration:HF HCL (Hydrogen Fluoride Hydrogen Chloride) Logs are stored on a USB flash drive which can easily be transferred to a computer for analysis The GX 3R is the worlds smallest 4 gas monitor weighing only 3 √ General Purpose All Duty Lone Worker Worn Device√ Used in Buddy Package or Supervisor worn device configurations√ Can Be Used with Grace Locator Beacons√ GPS model used with Grace Watch® Mapping and WorkForce®2√ Can be used with existing Grace Radio H systems√ Internal Antenna√ Rechargeable√ IP67 Dust Tight Water Immersion WorkSite Alarm is capable of monitoring all Grace WorkForce® devices