... life 2.dazzing,shinning 3.writing and erasing easily LED Fluorescent hand writing board Specifications 1.Material of writing ... OEM5.low power consumption can save energy and money led hand writing Board instructions1.Uncovering the plastic film and ... bars, hotels, shops, railway stations, supermarkets, car parks, companies, schools, churches,etc.1.Taday,led writing displays is used in nights and ...