少妇bbbb,69精品人人人人,99久久精品无码一区二区毛片,两个奶头被吃高潮视频

HD Infrared Intelligent Underwater Network Surveillance Camera adopts the smart design,can achieve 360 degree horizontal rotation,90 degree vertical rotation and 18 times optical zoom.It can not only connect the host computer and display the underwater circumstances through the computer screen,but also can check the state using smart phone through Wifi which is easy and convenient to use. It is widely used in aquaculture(observing the state of the breeding fish,sea cucumber,coral reef or effect on the drugs to them),underwater observation,underwater job,diving exploration,underwater engineering acceptance,well observation,entertainment,etc.