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The Wolfbox G840S is a 12-inch rearview mirror that doubles as a dash cam, recording 4K front video with a 170° field of view. It adds Super Night Vision, an emergency lock that saves footage 28 seconds before and 20 seconds after impact, and 24/7 parking monitoring when wired with a hardwire kit. The best new price is $38.99 at eBay as of November 7, 2026, with two stores listing it new.
In stock
Availability unknownSold by mbadar_0 (100% positive, 327 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.
Availability unknownSold by skyhits_steezy (100% positive, 44 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.
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Lowest price we've seen: $119.99 on Nov 7 at eBay. Tracked across 2 stores since Nov 7.
Owners rate the G840S highly, calling it a good unit with superb picture quality and simple setup that records continuously while driving. Complaints center on missing playback and settings features and an occasional recording timer glitch.
Wolfbox G840S mirror camera with a 12-inch wide mirror is an excellent car dashcam for recording your journey.
