Three-Lens Driving Recorder, 1080p High-Definition Image Recording. Simultaneous Video Recording From The Front, Back And Inside The Car, An Easier And Way To Watch Your Children Or Family Members In The Back Seat Smartphone App, More User-Friendly Design. After Downloading The Specified App, After Successfully Installing And Binding The Device, You Can View The Recorded Video And Other Operations In Real Time Through The Mobile App; (Only Supported For Use Next To The Recorder, Not Remote Monitoring) Does Not Block The Car Rearview Mirror, Compact Hidden Installation, Compact Hidden Body, Quick Installation In Two Minutes, Equipped With Special Adhesive Tape For The Recorder That Sticks Firmly And Does Not Fall Off, Is Easy To Disassemble And Assemble, Does Not Damage The Car Film, Does Not Block Of Sight, And Does Not Occupying The Car Rearview Mirror, Driving Safety Is Guaranteed Automatic Loop Recording, You Don'T Have To Worry About The Card Being Full. The Loop Recording Is Started With The Car, And The Earlier Recordings Will Be Automatically Overwritten When The Memory Card Is Full. The Memory Space Is Seamlessly Recycled, And Emergency Videos Will Not Be Overwritten. Video:1920x1080 1280x720 848x480 (30 frames/second) 640x480 (30 frames/second). length range:1080P high-definition wide-angle lens 140 degrees Photosensitive elements: Display:2.0-inch IPS TV output:NTSC/PAL None Photo:1M 2M 3MB 5M 10M Video format MJPEG() Zoom:None Audio:External:SDHC SD card (supports up to 64G card TF card) Shutter:take pictures Shutter speed:1/2 1/1000 seconds White balance:Auto/Sunny/Cloudy Connector:USB2.0/AV OUT Battery capacity:actual about 150mah USB USB2.0:high-speed transmission Network transmission:None Working temperature/temperature:0-40/10%-80% Power supply:built-in polymer battery/car charger/ lighter Memory card:supports up to 64G memory card (note that this machine does not have an SD card) :None Microphone:built-in Track deviation reminder:not supported 24-hour parking monitoring function:supported (requires a step-down cable) Motion detection camera function:supported Gravity sensing:supported Battery specifications:built-in polymer battery Power supply:12V/1.5A Working environment:-10-50 Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:As Shown Material:ABS Package Contents: 1 * Travel Recorder 1 * Car Charging Source Cable 1 * Camera Power Cable 1 * Bracket 1 * Rear Lens 1 * Instructions In Chinese And English Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.