... 300,400,500w full spectrum replace 800-1000W HPS light ct customized,good for plant photosynthesis grow lampType: YML-GC06A ( 200w,250w, ... 300w,400w,500w for choose)Features:1: Long lifespan: 100,000 ... can be customized 100-277V). Ensure constant power output of light source: can instant start without warm-up time, superior ...