... 3-dimensional 3).Configurable alarm and memory EMF Meter TES-92 ElectroSmog Meter 50 MHz to 3.5 GHz frequency range ... , TDMA , GSM , DECT). Wireless LAN (Wi-Fi) detection, installation. Camera, wireless bug finder. Cellular/Cordless phone radiation safety level. Microwave ... memory and read storage99 sets ( only recall by meter )Battery9VBattery life>15 hoursAccessory9V battery, carrying case & manual