Trusted Brand and Reliable Service: As a manufacturer specializing in Action Cameras for over 10 years, we are committed to providing high quality products and excellent customer service. If you have any questions or concerns, please contact us via message and we will be happy to assist youMultiple Modes for Use: 4K action camera features loop recording, driving mode, burst shooting, time-lapse video, self-timer photo, exposure adjustment, white balance adjustment, image flipping, etc. 2-inch LCD screen, larger font and clearer image. The underwater camcorder will exceed your expectations98FT/30M Waterproof Camera: Equipped with durable IP68 waterproof case, which can protect the gopro like underwater camera diving up to 30 meters depth. With the waterproof camera, you can record the beautiful underwater scenery to your heart's content. Perfect for water sports such as swimming, surfing, diving, snorkeling, motorboating, rafting, etcConvenient Dual Screen Action Cam: SJ4000 action camera adopts an innovative dual color screen design, which can be freely switched between front and rear screens. The vivid front screen can meet your selfie needs, and the rear is a 2-inch HD screen that allows you to preview wonderful videos and photos in motion anytime, anywhereWireless WiFi Helmet Action Camera: Please follow the instructions to install the app " Zone" on your phone or tablet, and connect with the action camera via WiFi. You can capture the world in a whole new way, edit videos in a faster way and upload them to your social networking sites, such as TikTok, YouTube, Twitter, and Instagram, to keep up with the world. Note: WiFi range up to 33ft