Lighten the load power on we want the masterwatt lite series to be that simple in the box are all the essentials of a reliable engine so you don39t have to think about it we added higher end perks like active pfc and pwm technology for more stability and made sure we met erp 2013 and ce ratings for safety and low energy impact it39s the survival kit for reliable affordable power advanced circuit designactive pfc pwm combined with dual forward topology and double emi filter en