Sealey Booster Cable Jump Leads with Electronics Protection 25mm 3.5mm

The Sealey Booster Cable Jump Leads combine power and protection for reliable automotive starting. Constructed with PVC-sheathed copper-coated aluminium cables, they offer strong current transfer while staying flexible and resistant to oil, grease, and most acids. Heavy-duty insulated clamps minimize heating during high-load jumps, while an integrated LED display shows battery voltage for quick assessment. A reverse polarity indicator and alarm guard against misconnection, and an in-line surge protector helps prevent electrical spikes. Additional diagnostics include alternator charge check and battery condition check, ensuring you can verify system health on the go. Supplied in a durable storage case, these jump leads measure 25 mm² x 3.5 m for ample reach and power in everyday and emergency use.