Features: JHEMCU VTX20-600 5.8G 40CH FPV Transmitter PitMode 25mW 100mW 200mW 400mW 600mW 7-26V Adjustable VTX for RemoteControl FPV Racing Drone. JHEMCU VTX20-600 5.8G 40CH FPV Transmitter gives out the necessary power, the channel changes. The transmitter works, the current channel and transmission power are displayed by blinking light-shaped indicators. 600 MW heating is strong, it is worth adding a larger radiator. Any problem, please contact our store without hesitation. Specifications: Model: VTX20- -600 Input voltage: 7-26V Output voltage/current: 5V/1A Number of channels: 40CH Transmitting power: PIT/25/ 100/200/400/ 600MW Dimensions: 27*27MM Screw hole: 20*20MM Screw hole diameter: 3MM Weight: 3 grams Package Information: Package Size: 5*4.5*3cm Package Weight: 11g PP Bag Package PackageList: 1* FPV Transmitter