保加利亚采购需求：CE认证，户外数字广告牌，电子广告显示屏，户外媒体屏幕，数字标牌显示屏，户外LED广告牌

I'm looking to gather more detailed information about your LED screens. Specifically, I'm interested in understanding the various models you offer, including their specifications, features, and potential applications. Additionally, I would appreciate it if you could provide pricing details and any available customization options. It would be great to know about your lead times and shipping processes as well. Looking forward to your response!