1.Description:<br />DUKA ER-1 Digital Electromagnetic Radiation Detector LCD Electric Magnetic Field 5Hz-3500MHz Frequency Tester with Sound/Light/Display Triple Alarm Electromagnetic Radiation Measurement Tool<br/>2.Features:<br />-- LCD color high-definition large screen display.<br />-- Alarm sound, flashing light, display radiation value triple alarm.<br />-- One key to clear old data, easier to operate.<br />-- Lithium battery cyclic charging, universal USB interface fast charging.<br />-- Simple silicone button, non-slip design on the side.<br/>3.Specification:<br />Item name: DUKA ER-1 Radiation Detector<br />Color: White<br />Test mode: Maximium/Average value<br />Power supply: 3.7V lithium battery<br />Frequency range: 5HZ~ 3500MHZ<br />Operating temperature: 0°C~50°C<br />Operating humidity: relative humidity below 80%<br />Sampling time: about 0.4 seconds<br /> <br />Product weight: about 120g<br/>4.Note:<br />*There is a little of difference according to manual measurement.<br/>5.Package List:<br />1 * DUKA Radiation Detector<br />1 * Charging Cable<br />1 * User Manual