This is a micro-sized FPV camera with a tiny 5.8GHz VTX attached. Even though it's micro-sized, it packs a 1/3" CMOS sensor at 1200TVL. Other features global WDR, two levels of DNR, and an easy to press button not commonly found on micro VTXs. All of this comes together to weigh only 4.2g.
Video setup instructions: FPV Camera