... FCC,RoHS,ISO9001 Specifications LED panel:1.We are professional manufacturer of LED panel. 2.LED panel is excellent effect,low ... adjustment16 level automatically and 100 level manuallyFeatures & Technical Specification:1. Wide application field & short ROI time:commercial advertising LED display ... list of available Models of ouroutdoor LED display/screen/panel/sign:PH10mm,12mm,14mm,16mm,18mm,20mm,25mm, ...