LST RC Micro VTX Camera FPV AIO 5.8G 25MW 40CH Transmitter LST-S4 FPV Camera With OSD Parts For Racing Drone Part Precise details: Specification: Name: LST-S4 FPV Image Transmission Transmitter All-In-One MachineSensor: 1/4" CMOS Lens: M7 Lens 700TVL lens Angle: horizontal viewing angle 120° Format: NTSC / PAL (switchable) Power: 220mA~400mA@ 3.0v~5.0v Output impedance: 50 ohms Output signal strength: 13±1dbm Wireless channel: 40ch Antenna: 5.8g 3dBi Power supply: DC 5V ±0.5V Output power: Max.25mW Camera size:11*11*11mm Weight:≤2.8g Features: ●Compact design, extreme size and weight; ●Unique split design; ●Wide voltage 2.5~5.5V input (3~5V recommended); ●Enter standby mode when not in use to save power; ●5-band 40 channels with Raceband; ●RF power output: 25mW; Button function: Short press (about 1 second or less): change channels 1-8; Long press (more than 1.5 seconds): change the band A-B-E-F-R; Long press (more than 3 seconds): switch between normal mode/standby mode; LED indicator light: The blue LED is always on in normal mode and flashes in standby mode. Red LEDs 1-8 are used to indicate frequency bands and channels. *Display the band for 1 second→Display the channel for 1 second→Hide all for 1 second, cycle operation. Packaging accessories: 1 X LST-S4 FPV Camera