Sub250 Send T400 400mW Nano VTX - UFLSend T400 VTX is specially designed for FPV drones (below 250g) , A lightweight design. The operation is simple, you can use the buttons to adjust the frequency point and power, and you can also set the serial port connection through the flight controller to adjust the frequency point in the OSD. 7 LEDs simply and clearly display the current image transmission frequency point and power status. Use the mainstream UFL antenna interface, with a