(1) The standards specified for that development are that the development must--(a) be installed or constructed using a shielded light fitting, and(b) be downward facing, and(c) for each site--not exceed 50,000 lumens, and(d) for each individual light--not exceed a maximum colour temperature of 3,500 kelvin.
(2) In this clause--
"shielded light fitting" means a light fitting that does not allow light to shine above the horizontal plane.