Welcome to our srore.Type:Wrist StrapDurable MaterialStylish DesignVersatile UsageGreat ValueAperture: F1.8Working Temperature: -20?~+70?Accessories: Car charger 3.5M,rear cable 6M,manual,fixing sticker,screwsCable Length: Car charger 3.5M,rear cable 6M,Weight: 300gInput/Output: USB 2.0 Type: lithium Power Source: Corded ElectricAPP Compatibility: / Data Storage : 64GBuilt-in Screen: YESLoop-Cycle Recording Feature: noAudio Recorded: YESMaximum Video Frame Rate: 30fpsNightShot Function: YESRear Camera: YES Package: YESTouch Screen: noScreen Ratio: 4:3Memory Required Reding Speed: Class 10View angle: 170?and 100?and 100?Camera Resolution: 3840x2160Video Code: H.265Video Format: MP4Special Features: G-Sensor,motion detection,With Rearview Mirror,Anti Fog,Wide Dynamic Range,wifi function,Parking Max External Memory: 64GNumber Of Lenses: 3Imaging Sensor: IMX335Pixels: 800MegaDisplay Size: