1080P high-definition lens: Equipped with a high-definition camera, capturing every detail and presenting clear and delicate images. Suitable for various scenarios, such as travel, work, outdoor activities, family gatherings, etc. High-definition image sensor: Advanced high-definition camera technology, recording every frame with a resolution of 1080p, equipped with high-definition image sensors, improving clarity and richer image quality Lens 180° rotation: Wide recording area, 180° rotation lens for all-round recording without dead angles Audio and video synchronization: Video recording format is lossless AVl format, 30 frames/s, audio and video synchronization without delay One-click record/save: With one-click operation, the recording/video two modes are easily switched, so that you can enjoy the fun of recording and video anytime and anywhere High-performance noise reduction chip: Adopting high-quality DSP noise reduction audio chips to achieve clear/dynamic sound quality effects Intelligent loop recording: Supports circular recording function, automatically overwriting old recording files, ensuring that records are always up-to-date and complete Automatic save after power outage: When low power is detected, the current file is automatically saved before power outage to avoid data loss Support memory expansion: Support TF card extension(not included), ensures continuous recording of more highlights and can also store various files With back clip: With back clip design, can be clipped in any position, with unrestricted work and life. No matter where you go, you can easily record beautiful moments Specifications: Charging time: about 2 hours Voice recording format: WAV Video recording format: AVI Battery: environmentally friendly polymer lithium battery Voltage: 3.7V Battery capacity: 300mAh Video resolution: 1920*1080 30 frames/second Product size: 83.5*27*16.5mm Memory: 4GB