Product Details  Electrosmog RF field strength power meter 0. 1-3GHz  Easy to use hand held tool for your personal Electromagneticwave exposure detection and level measurement. Highly sensitive andaccurateindicators for your defense on RF pollutions andwirelesscommunication installations. FEATURES:   * Borad frequency width: 100MHz to 3GHz useful range  * High sensitivity: -55 dBm to 0 dBm  * Power density: 0.0018mw/m2 to 580mw/m2 (0.00018uw/cm2 to 58uw/cm2)  * Dynamic range: 60 dB  * Analog (AM / FM) and Digital RF (GSM, TDMA, CDMA, PCS, Wi-Fi) signal measurement  * LCD display for Power level (dBm), Power density(¼W/m?, mW/m?,orW/m?), Analog bargraph power level, and MovingbargraphHistogram(for last 32 readings)   * LED 8 segment(green,yellow,red) ultra fast response time power level display  * Auto-off LCD backlit  * 9V battery operated APPLICATIONS: - High frequency (RF) Electromagnetic wave field strength and power level measurement for personal safety - Mobile phone basestation Antenna tower field strength evaluation - Cell phone and radio transmitter power output meter - Microwave oven leakage detection - Wireless camera detection - Wi-Fi wireless LAN installation - Office and personal Living environment EMF safety evaluations.