Bike drive recorder adopts 3 Axis G sensor and has high impact lock accuracy, which can save some SD card capacity. You can lock the file being recorded through Wired remote control. Please be assured that the locked files will not be overwritten. The B1M motor dash cam can maximum support 128GB SD card, and automatically overwrites old files in order when the SD card capacity runs out.Recorded content can be shared on social platforms in real time. Also, videos / photos recorded by the recorder can be previewed by the app and downloaded to the smartphone. The menu setting of the drive recording camera for a motorcycle (loop recording, WDR, G sensor sensitivity, etc.) is done with the corresponding app through WIFI.The main body does not have a monitor, which provides a safer driving by focusing on the motorcycle. When the engine is turned off, the recording will finish automatically. Once the camera recorder is connected to the power supply, the motorcycle recorder will automatically start recording when the engine is turned on. This motorbike camera recorder is based on minimalis,the body uses a stylish and simple industrial style with no buttons.SONY IMX323 supports WDR technology and can improve out-of-focus phenomenon in environments that are too bright or too dark, such as passing through a tunnel. This B1M Motorcycle video recorder comes with IP67 waterproof camera.The lens uses SONY IMX323 sensor technology to provide high quality recording quality day and night.