Features: 100% brand new and high quality. DVB-T antenna signal finder Designed with a compass for easier and quicker tuning. Mini size and light weight really portable. Connect to your LNB and receiver to the satellite finder to track the clearest setting for the satellite you wish to tune to. No external power or batteries required. Power supplied from your satellite receiver. Easy user-friendly operation. Elegant exterior and convenient to carry Excellent sensitivity Specifications: Model: GSF-9508 Frequency Range: 0.95GHz- 2.15GHz Power Supply: 13-18V DC Input Level Adjustment Range: -10~-40dB LNB Gain: 52-60dB Battery: 3 * 1.5V AA battery(Not included) Color: Blue Size: 130*60*35mm Net weight: 127.2g Package Includes: 1 x Digital Satellite Signal Finder 1 x Power Inserter box 1 x Cable aeProduct.getSubject()