Sealey PROJ/12 Booster Cables 5m 400A 20mm² with 12V Electronics Protection Surge and spike protection, fitted in-line with heavy-duty booster cables. Clever traffic-light LEDs show when protection is in place and it is safe to proceed jump-starting. PROJ/12 Features Surge and spike protection fitted in-line with heavy-duty booster cables Clever traffic-light LEDs show when protection is in place and it is safe to proceed jump-starting PROJ/12 Specification Model No PROJ/12 Brand: Sealey Cable Section: 20mm² Capacity: 400A Length: 5m Nett Weight: 2.70kg System Voltage: 12V What is included: 1 x Sealey PROJ/12 Booster Cables 5m 400A 20mm² with 12V Electronics Protection