1.最新的设计案例防护案2.低耗时功耗设计，如果每天使用5-8次，机器可以使用超过8个月。 3.Easy Installation (no need any cable),just Wifi connection 4.PIR Motion Detect Alarm 5.Support Max 32GB TF-Optional 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.Automatic take&keep pictures when visitor press doorbell,you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卡存储 - 备用