Specifications: Material: ABS Dimensions: 14.7*3.8*3.3cm/5.8*1.5*1.3inch Type: 3 Camera 1080P Car Dash Camera Pixel: Front 1920x1080 / Rear View 1920x1080 / Inside 1280x720 Display Screen: 3.16 inch IPS HD 4:3 Viewing Angle: 170(Front)/120(Rear)/110(Inside) Degrees Front Camera: 6-Glass/F2.0 aperture Special Functions: Cycle recording/G-sensor/24h Parking Monitor/Motion Detection/Night Vision/WDR/HDR Memory Card: Maximum 128G(Not included) Power Interface: USB2.0/5V 1.5A Battery: 150mAh polymer lithium battery Language: English, Chinese, Korean, Russian, Japanese, French, Italian, German, etc. Operation / Storage Temp: -40+70 degrees Package Included: 1*Dash Cam 1*Car charger 1*Holder 1*Rear camera+Cable 1*Lighter Car Power Cord 2*Screws Adhesive Bag 1*User Manual Note: 1. Before using this device, please insert the memory card first, andneed to format micro SD card to FAT32 format on PC firstly, thenformat the memory card in camera menu.This camera records video at high resolution, Be sure to use highspeed Micro SD card (Class 10 or above). 2. The small built-in battery is used to save setting and time, and parking monitor. It won't last too long, so when the car camera is recording it needs to be continuously connected to the Lighter Car Power Cord. About WIFI Connection: Before connecting to the DVR on the phone, it is necessary to install the WIFI connection app " Viidure " in advance.You can search or scan the QR Code for "Viidure" installation. Steps: (1) In standby mode, short press the "M" key to enter the DVR menu and select WIFl setting menu "On",(Or long press the up button); (2)In the wifi menu of the DVR, check to obtain the wifi SSID name and password; (3)Open the "Viidure" APP on your phone, enter the configuration mode, turn on the wifi function of the phone, follow the prompts to find the SSID wifi signal of the DVR and enter the password to connect; (4)After successful configuration, you can connect and operate the DVR through the "Viidure" APP.