Brightness For Middle size display

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{"cid":"141970","pid":"24528045","pimg_url":"\/\/img1.tradegrowthhub.com\/32\/5f\/911d1d0b7af1\/product\/85162724_s-w400xh400.jpg","name":"Out of door\/in door\/semi-outdoor indoor outdoor led huidu control card advertising screen system HD-C10","attrs":{"Price":"Negotiable","MOQ":"1 Piece","Delivery Time":"Negotiable","Brand":"Huidu"}}

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{"cid":"141970","pid":"24528018","pimg_url":"\/\/img1.tradegrowthhub.com\/32\/5f\/911d1d0b7af1\/product\/85162585_s-w400xh400.jpg","name":"Out door\/in door\/192x96mm p6 semi-outdoor HUB75 smd led module huidu controller","attrs":{"Price":"Negotiable","MOQ":"1 Set","Delivery Time":"Negotiable","Brand":"Huidu"}}

{"cid":"141970","pid":"24528004","pimg_url":"\/\/img1.tradegrowthhub.com\/32\/5f\/911d1d0b7af1\/product\/85162527_s-w400xh400.jpg","name":"Out door\/in door\/semi-outdoor outdoor full color led display huidu controller HD-C10 for video","attrs":{"Price":"Negotiable","MOQ":"1 Set","Delivery Time":"Negotiable","Brand":"Huidu"}}