IMPORTANT!!!! If your dash cam is recording, please press “OK” to pause the recording first, if not you can‘t enter the menu to setting,All buttons will not work. Note:If your Memory Card,Car Charger,Suction Cup broken,please contact seller for a new replacement. Guarantee of Milerong Dual Dash Camera for Cars --- Support lifetime after-sales +1 YEAR warranty (Memory Card,Car Charger,Suction Cup broken for free replace)+7/24 hours technical service.If you have any questions about dash camera for cars front and inside,Pls contact our customer service team via and the after-sales email on the manual. Dashcams for cars-Easy to Install & Use --- To help you install uber dash cam front and inside fast and quick,Pls follow Step 1 Remove protective film from Suction Cup Mount 2 Clean the front windscreen,make suction cups of bracket fit windscreen fully 3 Clockwise Rotate button of suction cup,icon of “LOCK ”will vertical suction cup with ticking sound.As inside camera is power supplied from cigarette lighter port,it will turn on and record automatically when your car turn on. 24 Hours Parking Monitor --- The car dash camera front and inside is used to protect your car after parking,with this function on,after you park the car and the camera powers off,dual dash cam will stay in standby mode,when driving recorder detects shocking,it will automatically turn on and shoot 31 seconds of video,then then shut down.If you need 24 hours Parking Monitor,Pls buy hardwire kit separately. Car Dash Cam Support G-sensor & Loop Recording --- Milerong interior car camera is built-in G-sensor function,when dash cam detect sudden shock/collision,it will automatically lock the vedio from being overwritten.Also supports loop recording function to continuously record every 1,3,or 5 minutes and automatically saved.When the memory card is full,dash camera auto overwrites the oldest videos,but video with lock does not cover. Note: support up to 64GB Micro Memory card. Car Camera with Super Infrared Night Vision & WDR --- The car dash camera is equipped with F2.0 large aperture + 4pcs IR LED lights + professional WDR + HDR technology,ensure full HD recording during day and night,accurately captures driver and passengers even in complete darkness.Note You can find “Shooting Sound” to turn on/off Night vision funtion.“ON”--the view of uber camera inside car will turn gray;“OFF”--Display normal color. Daily Function Setting for Dash Camera --- Press “M” to start setting.Recommend setting of dashcam front and inside Gravity sensor level-Low;Loop recording-3mins;Motion detection-OFF;Parking monitor-ON;Auto power off-OFF;Screen saver-OFF(car dash cam is still recording);Fill light-Switched off during the day and on during the night; When you using the dashboard camera for first time,Pls format card and use original car charger to charge dashcams for 60 minutes until it is fully charged. Dual 1080P Dash Cam with 64GB Card --- IMPORTANT:?NO Wireless,NO APP,NO WIFI,NO GPS,NO Bluetooth.Milerong X25 dual 1080P dash cam front and inside cabin comes with a 64GB Card,you don't need to buy separately.Front and inside dash camera has wide Angle,170° front and140° cabin.With a 2 inch IPS screen,offering you dual 1920x1080 at 30fps camera video,enable to capture clearly front road and full cabin view of the cars.Perfect inside car camera for uber/lyft/Taxi driver.