Features: 100%brandnewandhighquality. DVB-Tantennasignalfinder Designedwithacompassforeasierandquickertuning. Minisizeandlightweightreallyportable. ConnecttoyourLNBandreceivertothesatellitefindertotracktheclearestsettingforthesatelliteyouwishtotuneto. Noexternalpowerorbatteriesrequired.Powersuppliedfromyoursatellitereceiver. Easyuser-friendlyoperation. Elegantexteriorandconvenienttocarry Excellentsensitivity Specifications: Model:GSF-9508 FrequencyRange:0.95GHz-2.15GHz PowerSupply:13-18VDC InputLevelAdjustmentRange:-10~-40dB LNBGain:52-60dB Battery:3*1.5VAAbattery(Notincluded) Color:Blue Size:130*60*35mm Netweight:127.2g PackageIncludes: 1xDigitalSatelliteSignalFinder 1xPowerInserterbox 1xCable aeProduct.getSubject()