Description : Model Number : VT5804 V3 Input Voltage : 7-28V Size : 36*36*5.5MM Mounting Size : 30.5*30.5mm Weight: Main Features: Stable Output power , Long transmission Range (0.5KM+@25mW 1KM+@200mW; 2KM+@400mW; 5KM+@800mW,10KM+@1000mW) 0mW/25mW/200mW/400mW/800mW/1000mW Switchable Channel. Frequency and output power controlled though OSD configuration Fast Frequency Locking Function, start up does not interfere with companions Support Self-checking Function, you can quickly check whether the VTX works normally Package Including : 1XPandaRC VT5804 HV max 1W FPV Video transmitter 1XAntenna