... of harmful rays of radiation alarm class / radiation detector / X-γ radiation personal dose equivalent (rate) Alarm / personal dosimeter ... protection for nuclear power plants, accelerators, isotope applications, industrial X, γ nondestructive testing, medical radiation, cobalt source treatment, γ ... 92* 58 * 25(mm) 22. Weight: 120g BS2010 X/Y-ray Personal Dosimeter portable nuclear radiation Alarm#2