# Three independent measuring channels with alternate indication of data on the single liquid crystal display.
# Prompt evaluation of gamma background within 5 seconds.
# Automatic subtraction of gamma background at measurement of beta contamination.
# Four built-in gamma, beta sensitive Geiger-Muller counters.
# Automatic setting of measurement intervals and ranges.
# Audio signalling of each detected gamma-quantum and beta-particle with possible switching off.
# Two-tone audio alarm of exceeded programmed threshold levels.
# Digital display backlight.
# Operation with telescopic tube.
# Two AA size batteries.
# Low battery indication.
Purpose of use
# Measurement of gamma and X-ray radiation ambient dose equivalent rate.
# Measurement of surface beta-particles flux density.
# Real time measurement (clock).
