It is a kind of simple instrument which used for satellite receiving antenna's installation and adjustment , it can adjust the direction of antenna, feed location and as indicators of the project such as polarization Angle, make the position of the antenna to achieve the best.Features:Fully DVB compliant, live FTA digital picture and sound.3.5 inch LCD Color screen.Lithium-ion 3000mA battery, normal work up to 4 hours.Support AV in/outt function, 13V / 18V / LOCK status panel LED display directly and battery power display.Plug and Play installation, with an easy to use menu system.Specifications:Color: black, yellow (optional)PAL/NTSC: automatic PAL/NTSC conversionChannels number: 6000 channels TV and Radio programmableFavorites: 8 different favorite groups selectionOSD Language: English\German\French\Portuguese\Spanish\Italian\Russian\Turkish\Polish\Arabic\Farsi\Espanol\DeutschOSD color: 16-bit OSD with anti-flickeringChannel search: channel search in automatic, manual and network searchChannel edit: various channel editing functionBattery: Li-ion 3000mAhPower supply: DC12V/1500mAh (Input 100V-240V, 50/60Hz)Item size: 15.9 * 9.4 * 4.4cm / 6.26 * 3.70 * 1.73inItem weight: 431g / 0.95lbPackage size: 20.5 * 18 * 6cm / 8.07 * 7.09 * 2.36inPackage weight: 850g / 1.87lbPackage list:1 * Digital Satellite Meter1 * Power Adapter1 * AV Cable1 * Car Chargeing Cable1 * Carrying Bag1 * User Manual Produced by YOUGANG