- PVC sheathed copper coated aluminium cables give maximum power transfer yet remains flexible. - Resistant to oil, grease and most acids. - Insulated heavy-duty clamps reduce the heating effect of power transfer. - Features an LED display unit which shows the battery voltage and includes a reverse polarity indicator and alarm. - In-line surge protector helps to prevent electrical spikes occurring. - Additional features also include alternator charge check and battery condition check. - Cable Size: 25mm? x 3.5m. - Supplied in a storage case.