Gazer F117 Full HD Dash Camera Recorder Rotation 2.7" Dash Cam, in Car Recorder, Keys Backlight Motion G Sensor Backlit keys, Full HD 1080P, Rotating mount through 360 with a quick release mechanism. Mount with power supply: Vacuum and 3M mounts. Dash cam with motion detection: Off, High, Middle, Low. You can use this mode in a parked car. Loop recorging. Video can be recorded in 2, 3, or 5 minute segments. When the storage limit is reached on the memory card, new recordings will automatically overwrite oldest recordings. G-sensor sensitivity: Off, High, Middle, Low. Files recorded during accelerometer operation (sudden acceleration, braking, and collision) are automatically protected from overwriting.