Digital TV Signal Finder Features: Pinpoint the location of local DTV towers Point the antenna before scanning for channels Save time and frustration Eliminate the need for multiple channel scans Takes the guesswork out of finding the towers Simple to use, plug-n-play design Connects to the antenna TV output or in-line Positive signal identification LED lights indicate where ETV signal is strongest Variable sensitivity adjustment Foolproof antenna pointing in both strong and weak signal areas Specifications: Dimensions: 3.5"L x 3.2"W x 1"D Weight: 0.25lbs VHF/UHF Frequency: 40-862 MHz (Ch 2-69) Signal Range: 60-90 dBuV Power Requirement: 5V DC, 40mA Battery: 9V PP3 Type (included) Kit Contents: Signal Meter 9V PP3 type battery Coaxial connectors Velcro mounts