Ledman Magic Screen P40mm Outdoor Full Color Led Video Display electronic information displays pixel pitch:40mm pixel density:625 dots/sqm module resolution:4x8 dot module size:160mmx320mm cabinet thickness:120mm LED lamp construction:4R2G2B LED encapsulation style:oval 5mm Drive method:static state Optimal view distance:50m-133m Input voltage:110v-240v Refresh Frequency:60hz-80hz Water proof:IP65 Herizontal view angle:120 deg. Vertical view angle:50 deg. Lifespan: more than 100,000 hours more Details,pls Visit Our Website SKYPE: ledmanexpert