P2P Wifi Pinhole Hidden Alarm Clock Spy Security & Surveillance Camera 4000mAh Rechargeable Battery Built-in; Support recording and charging at the same time; Non-stop Recording , Support Motion Detective Recording; Support 32GB TF Card in Max, Circular Storage. Can See Real-time Video by WIFI /3G/4G Mobilephone,Computer in Anywhere Anytime Support iPhone IOS, Android phone,Supports Wi-Fi and remote control.Point-to-point direct connected video function,Fit for home security, education, life, and other fields. New and improved hardware - 720p HD video, smoother video quality, excellent low-light view;Video compression format is H.264, with faster transfer rate, saving memory No get the polarity of the battery reversed,if the battery reversed it will not work anymore. Charge the battery in full at the first time use wifi connect is not so fast,have to wait about 30 seconds after boot. set time switch at the front of the clock,there are plug and set bottons,those botton can set time. If the WIFI connection steps are wrong or the internet is unstable,this WIFI camera will not work.Please refer this video for the connection of this WIFI camera video link:https://www.youtube.com/watch?v=ImgkV3YMNj4. Please contact the seller before returning item to help them solve probelms.