Converter lead to connect your OptiMate with SAE-compatible connector to TM-accessories (as used with AccuMate and pre 2012 Optimate models),
Simply plug one end of the converter lead into a standard Optimate TM lead (e.g. TM71) and you can then use a newer Optimate, or other SAE accessory),
In this way, you can connect an SAE compatible Optimate to a bike or car equipped with a TM lead. Supplied complete with removable weatherproof rubber cap.