i had a 400 watt hps 4 flowering then got these led's and led's blow the hps away but i can't say that's fare and these lights i have now "hlg" r great light's  and growing my first grow n coco sucks watering ever day but they r very happy and sucking up the rays .... u know when u have three tents and at least 8 plants with different needs that's a lot of work keeping things streight ......