The Bretec rotary contact system allows the cable drum to be rolled up or unrolled without connected cables twisting.Large ergonomic handle made of insulating plastic.With folding rotary handle for convenient rolling up.4 sockets IP 44 tested according to Cebec, with increased contact protection and with overheating protection in case of overheating and overload.On particularly stable, practical tubular steel frame. Easy to transport. The special shape prevents the cable from slipping between the frame and the drum body. With epoxy hot coating.Reinforced foot for high stability.