※ Opened once to check for damage. Recommended Uses For Product: Indoor safety Brand: JINGSHAN Connectivity Technology: Wired Special Feature: Local Recording Indoor/Outdoor Usage: Indoor Connectivity Protocol: USB 【Up to 3 hours of continuous recording】 Achieves up to 3 hours of continuous recording on a full charge. High reliability without worrying about running out of power even in long scenes that cannot be interrupted, such as business meetings and investigative records. Expandable with an auxiliary battery connection function. *MicroSD cards up to 128GB are supported, but not included. We recommend using a 64-128G Micro SD card. 【1920*1080P Full HD High Resolution】 In addition to the industry-standard Full HD 1080P resolution, this mini camera records high-quality 1920x1080P HD video at 30 frames per second. Generates clear images that can be used as legal evidence, from the identification of characters in contracts to the subtle nuances of facial expressions. 【Stealth Design】 Adopts an ultra-thin body based on ergonomics (length and width: 80*25*15mm / weight 50g) that is super lightweight at 50g. 180-degree rotating lens can be manually adjusted to the desired angle. Can be naturally attached to the collar of a suit or the strap of a bag. One-touch power ON & auto-focus for immediate response in emergencies. 【Loop Recording】 In loop recording mode, videos are automatically saved separately every 10 minutes. When the memory card is full, the oldest video files are automatically overwritten by the latest video files. Equipped with infrared night vision, it is ideal for crime prevention patrols and nighttime surveillance, as well as for close-up recording in conference rooms and vehicles with lighting restrictions. 【Easy Operation】 Built-in encryption chip compliant with military standards. Automatically encrypts SD card data to prevent unauthorized playback. The hidden camera is very easy to use. Just insert the TF card and press the one-touch button to operate. Videos are automatically saved every 10 minutes. The indicator lamp turns off during recording, so it can be placed anywhere and is inconspicuous, easy to hide, and easy for anyone to use.