grow lamp 200w,250,300,400,500w 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 hours. Equal to 10 times as metal halide lamp, five times ...