LED double sides Sign, 18 pcs Red LEDs for " close", 18 pcs Green LEDs for " open", 2 pcs 5mm thickness acrylic,aluminum groove 1) Size: (L)36*(H)24cm2) 18 pcs Red LEDs for "Close", 18 pcs Green LEDs for "Open"3) 12V transformer drive, 3m power cord4) Aluminum groove length: 36cm5) 2 pcs 5mm thickness acrylic