产品性能特点说明：
Introducation to product features:
①产品采用加强式整体框架，结构稳定，门框采用防水结构
Stronger Integrated Frame with more steady structure;Waterproof Doorframe
②自动化控制滚动系统，画面滚动平稳；数字键盘变成方便、快捷。
Automatic control rolling system, make canvas more steady while rolling;numerical programming,more convenient and easy to control.
③灯箱画面滚动装置的动力来源于高性能直流步进电机，动力强劲、安全可靠、无噪音使用寿命长。
Automatic control rolling system, make canvas more steady while rolling; numerical programming, more convenient and easy to control.
④产品采用优质钢化玻璃，通过国家3C认证质量可靠、使用安全、对防止热炸裂有明显的效果。
High Quality Tempered Glass.pass 3C certificate,with steady quality and more safety, have significant
effect on preventing Heating-break.
⑤产品具有透气散热装置，能有效提高电机使用寿命。
With ventilation device, can effectively improve motor lifetime.
⑥产品结构设计完善，旋转把手清理方便，两侧具有烟蒂与电池投口；外型模具压制而成美观大方。
Perfect design, rotating handle convenient for cleaning , with butts and batteries
windows on both sides; frame is fabricated by punched molding partly, which makes the AD
dustbin with good looking appearance
