Mobile Led Screen Trailer 1,Solar panel power 30W 2,Accumulator 12V/45AH 3,CE certific Mobile Led Screen Trailer Screen size 1650×750×50mm Integer size 2320×1640×2770mm Number of LED bulbs 25 Diameter of Lampshade 100mm Use High way constructionSpec(1)Solar panel power 30W Service life 15 years(2) Accumulator 12V/45AH Service life 2 years(3)LED service life 100,000h ,LED color amber (4) ...