If you need other color,click ID:1996587 Features:Nuclear sewage test - Food testing 1: Detect x ray, y ray and β Ray.2: High sensitivity and various working environments.3: Chinese and English bilingual operation interface, easy to operate and use.4: Save the power down data.5 ...If you need other color,click ID:1996587 Features:Nuclear sewage test - Food testing 1: Detect x ray, y ray and β Ray.2: High sensitivity and various working environments.3: Chinese and English bilingual operation interface, easy to operate and use.4: Save the power down data.5: Three combined alarm modes of light, vibration and sound are selected.6: Real time clock display.:7: The product can preset the dose rate and cumulative dose alarm threshold. Specifications: Product parameters: nuclear radiation Testing Instruments - Size: 120x78x27mm - Tset ray type: Y ray, x ray β radial - Testing : energy compensation GM tube (Geiger technology tube)Current dose rate: 0.00-1000u - Sv/h (10m - Sv/h)Accumulated dose equivalent: 0.00uSv-500.0mSvEnergy range: 48ke - V-1.5Mev ≤± 30% (for 137Cs -)Language: Chinese+English, arbitrary switch - Sensitivity: 80CPM/ μ Sv (for Co-60)Dose unit: μ Sv