This fused connection lead from Optimate is a hugely popular accessory; designed to be perminently connected to your vehicles battery it saves you both the time and hassle of removing the battery when it requires charging. This fused eyelet lead has a rubber cover over the 2-pin connector, helping keep the electrical connections dry and corrosion free.If you have more than one vehicle then this separate cable allows one OptiMate or AccuMate to be used with several vehicles on a rotational basis, very simply and quickly. Just connect the 2 ring terminals to your battery and the weatherproof 2-pin connector will always be easily available to connect to your OptiMate / AccuMate.Please note: This lead does not fit OptiMate I or OptiMate II (pre- Sept. 2000).