【1080P HD Lens and 150° Wide Angle】:1080P HD night vision lens recording, automatically enhance low-light details at night, even low-light shooting is very clear, 150° ultra-wide-angle lens, reduce visual blind spots, record the wonderful moments of the trip. 【Automatic Power on and off】: Intelligent monitoring vibration switch machine, free your hands. No need to stop to manually turn the recorder on and off, making your journey safer and easier. Wear a helmet: automatically turn on and record when the vibration is detected. Take off helmet: after no vibration for 3 minutes, automatically shut down. 【Built-in WiFi】:VSYSTO bicycle helmet camera includes wifi function, which can be connected to the mobile app "WiFi Camera"(IOS/Android), preview the screen in real time, and download videos to the mobile phone with one click. 【Rechargeable and Type-C Port】:Built in 1200 mAh rechargeable battery. After being fully charged, it can continue recording for 2 hours(WiFi not connected). The recording time will be shortened if the WiFi connection is used all the time.There is a Type-C interface, which can directly connect the recorder and computer to transfer files without removing the SD card.It can also be connected to the 5V 2A power bank or charger for charging(Note: If the input voltage exceeds 5V, it may damage the recorder) 【G-Sensor and Loop Recording】:Built-in gravity sensor, turn on automatic emergency recording in case of collision, and lock the collision video file, effectively protecting your legitimate rights and interests. When the memory card is full, it will overwrite the old files. The video files recorded in emergency mode are protected and will not be overwritten by the normally recorded videos. 【Waterproof and Dustproof】:Waterproof and portable design, it is not afraid of bad weather, riding in rainy days, stable operation in extreme environments, sealed structure design, and spill-proof body buttons, so you don't need to worry about equipment damage for outdoor adventures. VSYSTO Bicycle Motorcycle Helmet Camera, Auto Power on/off, WiFi HD 1080P Waterproof 150° Wide Angle Starlight Night Vision Lens Portable Bike Helmet Dash Cam Action Cameras, G-Sensor, Loop Recording