P10 LED display screen 1. CE, RoHS certificate 2. IP65 waterproof 3. High contrast 4. 2 years ... the entire LED manufacturing line, encapsulate original Semiconductor to LED chip, then assemble to led displayand led lighting products. 2, Advanced ... Certification approved to clear up the trade barriersCE, FCC, UL, RoHS, CCC,ISO9001:2000 etc are obtained. 4,Strong R&D ...