EnGenius lightning protection kit for the SN-920 series- Includes one lightning protector and 5 meters of coaxial cable- Reduces the risk of damage to equipment from indirect lightning strikes protects against staticdischarge and electric surges- Will not prevent a direct lightning strike from damaging equipment- Should be installed by a qualified technician- Electrode arrester can be triggered up to 300 times before replacement is necessary EnGenius part# SN-ULTRA-LPK/F