Upgraded Version Since Sep. 2021: Upgraded version is equipped with a better clearer and wider-field len, as well as High Temperature Resistant shell material(UP TO 230 ℉). Thanks for you customers' feedback, ORHIDAM promises to improve our products as much better as we can. Your suggestion and review will be much appreciated. Please feel free to contact us if there is any issue.Mini Wifi Hidden Camera: ORHIDAM pinhole camera is 2021 upgraded camera (1.1 x 1.1 x 1.1 inches) and ONLY works with 2.4GHz network. It can be used indoor for home security, babysitter, pet, professional surveillance, body safety, etc. Also can be used outdoor with power bank or other power supply charged and SD card in to save recording videos.1080P Real Time on Phone APP: MUST set WiFi Config in the APP Device Settings for remote view, or the camera would disconnect and be offline once you are away. This small wireless camera uses an advanced 2.0MP image sensor that can capture 1080P HD live videos at 25fps with accurate color reproduction. 60° len ensures to catch enough details. Compressively saved at 720P on Micro SD card by default.