Built-in 380mAh battery, support charging and recording at the same time, endurance, to meet the different needs of work and study, sports recording, etc. It can be used in sports, fitness, travel and other occasions, to meet the requirements of complex occasions and help record the . Adopt light-sensitive lenses, 1080P double glass design, high hardness, not fragile, strong light transmission, no , no light leakage phenomenon Supports two-way OTG connection to mobile phone, USB connection to computer for audio and video playback Manage audio and video files Audio and video synchronization, in special emergencies, just to complete video or audio recording mode!