1.最新的设计WiFi Peephole视频门铃2.低粉状功耗设计，如果每天使用8次，机器可以使用超过6个月。 3.Easy Installation (no need any cable) 4.PIR Motion Detect Alarm 5.Support Max 32GB TF Card 6.Built-in Ding Dong 7.APP support iphone IOS,Android 8.Support Two-way speaker function 9.Cloud Storage function 10.Anti-Tamper Alarm function 11.Built-in Lithium Battery and Easy Charged by USB 12.Unique-Design Removable Lithium Battery,Easy Charged by USB 13.Automatic在访客按门铃时拍摄并保留图片，您可以检查访问者记录：A.Cloud存储（仅在1个月内保存记录）B.Mobile电话存储C.TF卡储存量