Feature: 1. WIDE DETECTION: Suitable for home decoration environment detection, safety distance detection after iodine ion implantation, radiological protection detection, subway airport security inspection machine detection, overseas shopping Japanese goods residue detection, maternity and baby products radioactivity detection, jewelry, stone and jade articles radioactivity detection, cosmetics radiation residue detection, etc. 2. ±10% ACCURACY ERROR: Radiation detector can accurately detect the strength of beta (β), gamma (γ) and X ray, and the accuracy error can be controlled within ±10% 3. SIMPLE AND ACCURATE DETECTION: Simple and convenient operation, just a few steps to start accurate detection of environmental radiation parameters 4. VARIOUS SOUND TYPES: Adopt energy compensation type GM tube sensor, sound source types include real particle sound, alarm sound, mute 5. SCRATCH RESISTANT ABS: Adopt good quality ABS material, possess impact resistance, scratch resistance, environmentally friendly Specification: Item Type: Nuclear Radiation Detector Model: BR-6 Material: ABS Uses: Home decoration environment detection, safety distance detection after iodine ion implantation, radiological protection detection, subway airport security inspection machine detection, overseas shopping for Japanese goods residue detection, maternity and baby products radioactivity detection, jewelry, stone and jade article radioactivity detection, cosmetic radiation residue detection and all the occasion that need to detect radioactivity Battery: 2 x 1.5V AA battery (not include) Basic Parameters: Sensor: Energy compensation type GM tube Detection Type: Beta, gamma, x ray Inherent Error: ±10% Sensitivity: 80cpm μsv (Co 60) Measurement Range: 00.00~99.99μsv per h Sound Source Type: Real particle sound, alarm sound, mute Alarm Threshold: 0.5, 1.0, 2.0, 5.0. Package List: 1 x Nuclear Radiation Detector1 x User Manual