· Slc - 03 can save up to 33% energy by staggering the unwanted lights by midnight (Considering 50 % staggering time). · User settable On Delay up to 99 minutes between two lines.(Between R Y and Y B) It can be used for multiple circuit with using time delay between for restricting inherence current. · Settable Individual lines Staggering facility to switch OFF and switch ON lights by late night can save energy when there is no traffics. (Can switch off one phase at 10 P.M. and another phase at 1A.M) · Eight Date range programming facility to disable staggering mode for festival and special occasion. · Power redundancy for controller even 1 phase 170 Vac controller can work. · Manual stagger off facility for special requirement.