S10, Solar Fence Charger, 0.1 Joules Stored Low Impedance Power, Powers Up To 15 Acres, 3 Miles, Of Multi-Wire Fencing, Ideal For Garden Protection, Temporary Grazing Applications, Livestock & Pet Containment, Automatically Slows Down At Night, Built In Lightning Protection, Designed For All Weather Conditions, Will Work 3 Weeks Without Sun.S10, solar fence charger, 0.1 joules stored low impedance power, powers up to 15 acres, 3 miles, of multi-wire fencing, ideal for garden protection, temporary grazing applications, livestock & pet containment, automatically slows down at night, built in lightning protection, designed for all weather conditions, will work 3 weeks without sun.0.10 Joules stored low impedance powerPowers up to 15 acres (3 miles) of multi-wire fencingIdeal For Garden Protection, Livestock and Pet ContainmentBuilt In Lightning ProtectionDesigned For All Weather Conditions