WATERPROOF FEATURE: OhO Camera Recording Camera Sunglasses is the World First IP33 Level Water Protection Sunglasses, But Not Put into Water 4K ULTRA HD CAMERA RECORDING: Amazing 4K Resolution Camera, and Crisp Photo, TR90 Flexiable Material Very Comfortable to Wear and Widely Used When Cycling, Hunting, Fishing, Police, Traveling and Living, Perfect for Fast Action Shots and Recording IMPACT RESISTANT LENSES AND FRAME: US Safety Lens Standard ANSI/ISEA Z87.1-2015 Impact Resistant for Eye and Face Protection, 100% UV400 Protection Polarized Lens with FDA Drop Bell Lens for all Kinds of Outdoor Sports ONE TOUCH BUTTON OPERATION: One Button Camera Recording,Simply to Turn on,Turn off and Capture Photo. Sunglases is with Vibration Alert with Led Light when Recording Starts, Capturing Photos and Stops CAMERA RECORDING DURING CHARGING: The Battery Recording Time is 60 Minutes for One Charge, but You Can Use Power Bank to Surcharge during Camera Recording, the Built-in 512GB Memory Can Store around 55 Hours Camera Information, You Can Playback the Content on a Computer or a TV by the Included USB Cable 4K camera sunglasses,512GB oho sunshine smart glasses,bluetooth sunglasses,The World's First Open Bluetooth Glasses Brand. All the company's products are exclusively developed in the world. The World's First 4K HD Video Glasses suit for cycling, hiking, driving, hunting, boating, climing,riding,shooting,fishing,etc