M10 4K Thumb Sports Camera Mini WiFi Camera without Screen Features 1. Stylish, compact design, perfect for first-person camera viewing, food sharing, extreme sports, and pet viewing (explore new experiences from your pets perspective). 2. Built-in magnetic mount and wide-angle lens allow for easy mounting at any desired angle. 3. Portable universal clip design allows for easy portability, attaching to pockets, folders, backpack straps, waist straps, and more. 4. Supports real-time WiFi sharing, compatible with various car models and helmets, and waterproof with a waterproof housing. 5. Built-in high-capacity lithium battery for ultra-long battery life, supports recording while charging, and features a built-in loop recording function. 6. Widely applicable for recording in-car, pets, diving, fishing, cycling, mountaineering, surfing, travel, daily life, and outdoor activities. Main Parameters 1. Main Control Chip: Yizhi SV830CS 2. Storage Support: TF card, up to 256GB 3. Interface Type: Type-C 4. Landscape and Portrait Modes: Supported 5. Continuous Recording Time: Approximately 3 hours of continuous recording (in landscape 4K mode) 6. Reference Storage Time for a 32GB Card: Approximately 3 hours of full recording (in 4K mode). Full recording time may vary depending on the environment. Lens Parameters 1. Lens: Wide-angle 2. Sensor: CMOSGC4653 3. Sensor Size: 13-inch 4. Aperture: F=2.0 5. Optical Structure: 2G3P 6. Focal Length: E.F.L.=2.94 7. Diagonal: D 123 degrees 8. Horizontal: H 105 degrees 9. Vertical: V 56.8 degrees Hotspot 1. Hotspot WiFi: Supported 2. WLAN Standard: 802.11bgn 3. Frequency Range: 2.4-2.4 835 GHz (2.4 GHz ISM Band) Video 1. Recording Trigger: Button Trigger 2. Video Format: Default TS, MP4 selectable via app 3. Video Codec: H.264 4. Video Resolution: Horizontal 4K: 3834x2160, 2K: 2560x1440, 1920x1080, Vertical 2K: 2560x1440 5. Video Frame Rate: 25 fps 6. Image Aspect Ratio: 16:09