The Hero 8 way contactor is suitable for controlling up to 8 x 600watt or 4 x 1000watt lights. The unit also comes with 2 additional sockets capable of controlling 2 seperate heaters up to a maximum 2.5kw load that will come on when your lights go off. The unit has a Grasslin timer incorporating a backup internal battery. It also comes with the safety feature of a circuit breaker that will trip if overpowered or becoming too hot. A convenient and reliable unit which enables you to use less wall sockets.