Stargold SG-20F HD Satellite Finder is an analog-meter signal strength tester used to align satellite TV dishes quickly and accurately.Key Specifications & FeaturesFrequency Range: 900–2400 MHz covering standard satellite bands.Power Supply: Operates on 10–24V DC (powered directly via the coaxial cable from the satellite receiver/decoder).Indicators: Features LED lights for 22KHz, 0K (or tone), Horizontal, and Vertical polarization status, along with an adjustable sensitivity control knob (numbered 1–10/Max) to fine-tune signal meter deflection.