HDZero Race V3 HD Video Transmitter By DivimathDesigned for FPV racing, the HDZero Race V3 VTX is the 3rd generation digital video transmitter from Divimath. With a voltage range starting at 4V, it can be powered by the 5V 1. 5A regulator of most flight controllers or up to 12V for flight controllers that include an HD VTX plug. It is small (28x32x5mm) and light (5. 5 grams). With a width of only 28mm, the VTX is now a similar width to many flight controllers, which improves durability and reduces