... the report like below:Very good result!!! isn't it? 1000W with 160817lm output, that's true, it was tested in ... is not well, dear, you bought the wrong bulbs.The result of above bulbs:Normal China HPS: Wrong spectrum, lumen more than ... . that's a real grow light, but high price.Our bulbs: better spectrum than Philips, low lumen, still need to improve ...