【100% Wireless More Convenient】--- The 5000mAh wireless security camera can be used for 1-2 months on a full charge, so there is no need to re-lay wires, helping you save costs. | 【Clearer Details】--- aosu outdoor security camera with 2K picture quality which is improved by 50% from 1080P video, and captures clearer details whether day or night. aosu cameras' built-in spotlights provide brilliant night vision to ensure your home security. | 【Securer Smart Alarms】--- aosu home security cameras equipped with advanced motion detection technology, a smarter notification will send to your phone, such as 'there is motion', someone is staying, or 'someone is passing'. The notification comes with a picture preview which helps you quickly respond to it. | 【Chase Away Uninvited Guests】--- aosu security camera system has built-in 2-way voice and spotlight, which can illuminate the light immediately after detecting a thief, and send a warning through the speaker of the camera to expel the thief and protect the safety of the property. | 【Protect Information Security】--- aosu outdoor security camera supports SD card storage (not included) without any cost, and cloud storage provides 7-day free trial. All recorded videos are encrypted and protected.