Mini digital terrestrial television antenna detector, signal strength detector, receiver

Features: 1. With its backlight function, you can use this digital viewer at night. 2. Stylish exterior and convenient to carry. 3. Ideal for remote satellite antennas. 4. This is an excellent professional digital TV signal detector with excellent sensitivity. 5. Create an era of digital television so you can enjoy a happy life. Specifications: Features: With its backlight function, you can use this digital viewer at night. Stylish exterior and convenient to carry. Ideal for remote satellite antennas. This is an excellent professional digital TV signal detector with excellent sensitivity. Create a digital television era so you can enjoy a happy life. Specifications: Frequency range: 170-860 MHz Input level range: -40~-10 dBm Impedance: 75 Ω Insertion loss: ≤ 5.0 dB Power supply: 9VDC Operating temperature: 0~40℃ Dimensions: 12.5*6.4*3.5cm/4.92*2.52*1.38in Package weight: 196g Package list: 1x Signal Finder 1x Power cable 1x AA battery box (batteries not included) 1x User manual