Upgraded Boot button for easier use. No soldering required for the USB mini-board. Direct connection to a 4-in-1 ESC for easy quadcopter VTOL setup. Added dual analog camera switching function. Upgraded PCB process to 20Z thick copper plate, enhancing the current meter's continuous overcurrent capability. The product is designed for compact size, making it suitable for small FPV carriers or modified hand-launched aircraft. It features innovative design with strong expandability, allowing for Y3 or quadcopter VTOL setups. With 12 PWM channels, it is also suitable for large carriers and VTOL fixed-wing aircraft. The use of high- gyroscopes and barometers significantly improves stability compared to similar flight controllers. The onboard current meter includes dual 5VBEC channels, providing strong BEC current output capability for its size. Additionally, it supports flexible installation layouts with external USB mini-board and TF card mini-board, and is compatible with and INAV firmware. The product can also connect to LED light strips for enhanced flight effects. Color: As Shown Material: plastic Package Contents: 1*Flight Controller Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.