4K HD Camera Glasses Video Smart Glasses, Outdoor Mini Human Body Recorder Camera, Suitable For Cycling

Suggest using a 5V1A adapter to charge the glasses specifications * Video Res: UHD 3840x2160P@30fps, Photo Res: 5484x3465P * Video Format: MP4/H.265 * Charging Time: about 1 Hour * Battery Working Time: about 120 minutes after fully charge Power Mode: Battery Powered Operating Voltage: ≤36V Battery Properties: Rechargeable Battery Rechargeable Battery: Lithium Battery-Polymer Water Resistance Level: Non - Waterproof Video Capture Resolution: 4k Store Information Note: Before using a 64GB.128GB memory card, you need to use professional formatting software to modify the file system of the TF card to FAT32. The heating phenomenon of glasses during video recording is within the normal range, which is caused by high pixel resolution https: If the glasses are unable to take photos or videos, they must be turned on. To reset the glasses, briefly press the silver RESET button on the right leg of the glasses. After the blue indicator light goes out, long press the power button on the glasses to turn on the camera. You can then try taking photos and videos again. If the issue persists, consider trying a different storage card as the current one may be the problem.