Feature: 1. WIFI Connection: The eyepiece can be used with the APP "Roadcam" to connect the WiFi hotspot with a mobile phone for image preview, video operation, file download and other functions! 2. HD 2K Digital Recording Wireless Image Transfer: In addition to wireless image transfer to mobile phones, the eyepiece can also be transferred from a computer through a Type C USB port. 3. AI Recognition Mobile Detection: Equipped with human body sensing, and the visitor stay system (silent video) can automatically shoot, ensuring home safety (small memory card is required). 4. Remote Digital Zoom: Close range and distant range can be switched with one key, and 1X 2X 4X clear image scaling can be supported by adjusting the telescope's focusing button. 5. Multifunctional: Support multiple video mode, automatic video, alarm video, loop video, time video, choice according to your needs. The 1000mah battery lasts 2.5 hours and can be recharged in cycles. Specification: Item Type: Telescope Electronic Eyepiece Material: ABS, PC Weight: Approx. 320g/11.3oz Product Size: Approx. 128x75mm/5.0x3.0in LCD Screen Size: 5 inch HD IPS CMOS SENSOR Pixels: 5MP HD Video Resolution: 2K FHD1080 Video Frame Rate: 30 frame rate Photo Resolution: 40M 12M 10M 8M 5M 3M 2M Video Format: MP4 H.264 Photo Format: JPG Recording Time: Off, 1 minute, 3 minutes, 5 minutes WiFi: Supported Memory Card: CLASS10 or above speed, maximum support 512GB small memory card (not included) Body Battery: lithium battery 1000mAh (shipped with built in battery) Remote Control Battery: 1 button battery 160mAh (shipped with built in battery). Package List: 1 x Telescope Eyepiece Recorder1 x Eyepiece Adapter Ring 1 x Remote Control 1 x Specification 1 x USB Cable