The EVA-07S-SE is a single phase AC electric vehicle charger, that does not require the additional installation of an earthing spike. The pro earth charging The EVA-07S-SE is a single phase AC electric vehicle charger, that does not require the additional installation of an earthing spike. The pro earth charging unit comes packed with features as well as a market leading five year warranty. With a compact sleek design and solar compatibility; this charger also has time shifting capabilities giving you the opportunity to save money, a cable lock system for added security, free mobile monitoring app, and a dynamic load balancing system unit comes packed with features as well as a market leading five year warranty. With a compact sleek design and solar compatibility; this charger also has time shifting capabilities giving you the opportunity to save money, a cable lock system for added security, free mobile monitoring app, and a dynamic load balancing system.