Features: Full HD 1080P Video Recording: Adopt HD camera (built-in 2 megapixel CMOS sensor). Support amazing 1080P(30fps) full HD or 720P(60fps) resolution video recording. Convenient to record. Widely used in cycling, hunting, fishing, police, traveling, living, etc. Perfect for fast action video recording. Waterproof Feature: Support IP55 dustproof and waterproof, available for all kinds of water sports, including surfing, water moto bike, raining weather, etc. Design Style & Material: Adopt the ergonomic design, with fashion sporty appearance. Its nose pad can be adjustable, wear it to fit various facial forms, very comfortable to wear. Hands free. What you see is what you capture by the video sunglasses. Its main body is made of TR90 material, lightweight and impact-resistant, with high tenacity, high temperature resistance. 100% UV protection polarized lens for all kinds of outdoor sports. Long Runtime: Super energy saving, built-in 3.7V 380mAh polymer battery, long battery life. The product can be used for about 110 minutes on a single full charge. One Touch Button Operation: One button to record video clips with audio. Simple to turn on and turn off. The video is turned on after the machine is turned on. Other Features: Can be linked with external power supply for charging to increase its continuous working time. Its camera angle can be adjusted upward and downward. Note: The product uses looping video(automatically segmented for 3 minutes) to update and replace old video data. Please save the video data of the product to avoid losing important data. This product supports up to 64GB TF card(max.), it is recommended to use Class 10 and above. TF card is not included. TF card does not support hot swap. Specifications: Model: G4c Color: Black, Blue, Army green (optional) Lens: Sun glasses lens, 100% UV protection Image Sensor: 2 megapixel CMOS sensor Video Resolution: FHD 1080P 30fps, HD 720P 60fps Lens Viewing Angle: 60 degrees EV Compensation: Automatic White Balance: Automatic Three-proof Level: IP55 Charging Time: About 60 minutes Working Time: About 110 minutes Built-in Battery: 3.7V 380mAh polymer battery WiFi: No Concealed: No Glasses Size: 17.2 * 17.7 * 4.65cm / 6.8 * 7 * 1.8inch (L * W * H) Glasses Weight: 62g / 2.2oz Package Size: 18.2 * 12.6 * 6.1cm / 7.2 * 5 * 2.4inch Package Weight: 272g / 9.6oz Package List: 1 * Sport Video Record Glasses 1 * Cleaning Cloth 1 * USB Charging Cable 1 * User Manual (English & Chinese)