The hook up cable (or extension lead) is the main cable youll need to get power to your vehicle or camping unit. You must have one of these to use a campsites power supply. The mains cable will have a 3-pin electric hookup male end socket to plug into the power bollard.

Can you use electric hook-up in a tent?

You must use a purpose-built lead designed for bringing electricity to your unit. Most caravans, motorhomes and folding campers have electrical equipment fitted as standard but if youre bringing electricity into your tent you will need to buy a special hook-up device manufactured specifically for tent hook-ups.