Measures Lp, Leq, Lmax, LE, Pa2h, Lep’d, DOSE, Dose Per Hour, L10, L90, L(user)
  Overload latched indicator
  Measures simultaneously LAeq and either LZeq or LCeq
  User selectable Exchange rate, Threshold and Criterion level.
  User Modes: N@W, Environmental or ALL
  C or Z weighted Peak
  Save results to internal flash memory
  Download data to a PC via a USB connection
  Noise Analysis Software included with the meter
  Small and lightweight, fits into small shirt or jacket pocket and also supplied with a strong pocket clip.
  Lockable Keypad through options
  Constructed of tough crack resistance plastic.
  Single battery operation of approximately 12 hours