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Official manufacturer imageVIOFO A229 Plus 2CH
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Official manufacturer imageGarmin Dash Cam Mini 3
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Common questions
Questions before you buy
How does a dash cam motion sensor work?
The camera analyses change within the image during parking mode and uses that change as a recording trigger. The precise algorithm and clip handling are model-specific.
Is motion detection the same as impact detection?
No. Motion detection reacts to visual activity; impact detection generally uses an accelerometer to sense movement of the vehicle.
Does motion detection work without hardwiring?
Parking operation needs constant power. That may come from a supported hardwire kit, compatible OBD accessory, always-on outlet or dedicated battery system.
Why does my motion sensor car camera record too many clips?
Traffic, pedestrians, shadows, weather or a sensitive setting can create frequent triggers. Adjust supported settings and reconsider where the vehicle is parked.
Does buffered parking recording capture what happened before movement?
On cameras that support it, a buffer can include moments before the trigger. Confirm the buffer behaviour and duration in the product manual.



G-Sensor Dash Cam