Dash Cam 4K WiFi Dash Camera for Cars 3"" Dashcam with Super Night Vision 170° Wide Angle Dashboard Cam Recorder,G-Sensor,Motion Detection,Loop Recording,Parking Monitor, ??【4K Dash Cam For Cars】This dash cam offers top quality 4K 3840*2160P that captures super clear view.Keeps you safe and ensure your pleasant journey.4K Dashcams will start recording automatically once you start car engine. Help you read most details from street signs, license plate etc. 170° wide angle lens/12.0 mega pixel/F1.8 aperture cameras capture all pedestrians and vehicles around the car, providing sufficient evidence for rear-end collisions or collisions etc., ??【Built-in WiFi & Smart Phone APP】The 4K dash cam has built-in Wi-Fi, which can be easily connected to a smartphone app by following the instructions. With the""Roadcam""app, it's very convenient to operate live preview, playback, and device management on your smart phone.what' s more, Video files can be downloaded to smartphone and shared with your friend by social media., ??【Loop Recording & Motion Detection】Dashcam with seamless loop recording overwrites the oldest footage with newest content when the storage limit of memory card is reached.The recording videos can be automatically saved and stored locally on a micro SD memory card（included 32GB memory card） while driving.Motion Detection mode allows the dashcams for cars to automatically start recording when triggered by vibration or collision., ??【Super Night Vision & WDR Technology】This dash camera for cars with SUPER night vision is designed with F1.8 aperture and Wide Dynamic Range, thus when you driving in the evening with dash cam front that will be safer and reliable.The combination of F1.8 large aperture, WDR, HDR ensures the clarity of images at night. Eliminates the need for an auxiliary light source even in low-light environments, making it easy to obtain sharp, color-accurate images., ??【Built-in G-sensor & 24 Hours Parking Monitoring】With highly-sensitive built-in G-sensor,once the vehicle collides, this driving recorder will lock the current video and prevent it from being overwritten to ensure the evidence is intact. The dash camera for cars will automatically turn on and start recording a locked video once detecting external force while your car is parked, which protects your car from being scratched or stolen., ,