... ,for home use 4.Power Source:3*AAA HX High Quality Advertising Led Message Board For Child Electronic Message BoardThe ... 43*49cmG.W/N.W25KG/23KGFrame colorpurple, pink, green, blue.Warranty1 yearAdvertising forpub,club,nightclub,cafe,hotel,super market,restaurant ... ,store,etcMOQ1000 pcsDelivery time7 days after getting 30% paymentUsing Method1) Open the battery cell and put into ...