WORRY-FREE AFTERSALES: The car dash camera includes high-endurance 64GB micro SD cards. Built-in supercapacitor, the service life is twice that of the lithium battery. Withstands extreme temperatures from -4°F/-20°C to 158°F/70°C. Sarmert 4K dashcam offers a 12-month worry-free warranty. If you have any issues regarding dashcam, please contact us, the after-sales team is online 24 hours a day. WIFI & APP CONTROL: The 3CH dash camera has built-in 5G WiFi, which shortens the download and transmission time by 50% compared to 2.4GHz ( WiFi signal range within 25ft ). Download the Kacam app which supports iOS & Android systems to preview, playback, and manage your dashboard camera. The built-in GPS loggers accurately pinpoint the vehicle's position and record speed. Share the beautiful moments of the journey on social media platforms anytime. NOTE: cannot be used as GPS navigation. 24H PARKING MONITOR: Provides three parking modes: time-lapse parking, Impact detection parking, and motion-detection parking. 24-hour monitoring and capture of parking scenes, continuous video recording, and protection of self-right. LS09 Dash cam will auto-switch to parking mode while your car is parked. USB-C port 3-lead hardwire kit (not included) is required for the 7/24 Parking Monitor. MULTIFUNCTIONAL DESIGN: The smart dash cam provides super night vision and WDR technology, emergency and looped recording, G-sensor speedometer, and parking sensors, 4'' touchscreen, F1.8 aperture (allows more light capture for small details), 170° wide-angle 6-glass lens functions. It is perfect for family trips and Uber/Lyft drivers. 4K UHD RECORDING: 3 Channel dashcam DC4213 records in 3*1080P HD quality simultaneously, clearly captures license plates and road signs, provides 360° complete protection, and provides strong evidence for accident disputes. The dash cam front can freely switch between 4K, 2K or 1080P for automatic loop recording. Front 2K and 1080P cabin/rear dual dash cam for cars, SUVs, and trucks.