?Package? - 1 x Lightning Arrestor (Grounding power wire is NOT included). ?Tips? - Lightning protector should be installed as close a possible to the equipment to be protected, often at the point where the coax cable enters the building. They can also be installed near the antenna for additional protection. ?Feature? - Standard 90 V DC breakdown voltage gas discharge tube (GDT) element which can be easily replaced to provide multistrike capacity. ?Protection? - Requires additional ground cable. Protect your equipment from dangerous lightning strikes or electrical surges by installing the lightning arrestor between the amplifier and the outdoor antenna. It is ideal for protecting 75 Ohm 2G 3G 4G LTE cellular boosters and repeaters. ?Application? - Covers 2G 3G 4G LTE cellular and SATV with attenuation less than 0.2 dB / VSWR less than 1.2, Compatible with 75 Ohm Cellular Booster, Cable TV, Satellite TV. ?Wide-band & Connector & Impedance?- DC-3GHz / F type female to female / 70 ohm.