Power On The Aircraft And Connect To The Speedybee App Via Bluetooth.You Can Configure The Serial Port, Pid,Osd And Other Parameters You Want To Configure Anytime And Anywhere.Not Only That, All Esc Parameters Can Also Be Configured Wirelessly Using Bluetooth.There Is A 4-Level Battery Power Light Placed On The Side Of The Flight Controller.You Can See The Battery Level Immediately After Plugging In The Battery,Which Avoids The Inconvenience Of Putting On Glasses To Find Out The Battery Is Low. The Four-In-One Esc Uses The Well-Known And Stable Bb21 Main Control Chip, And Has An Independent Large Protruding Pad For Easy Welding. Using Tdk'S Onboard Chip Filter + Energy Storage Capacitor Gives You A More Stable And Smooth Flight Experience. Drive Any Of The Most Violent 6s Motors Without Stress. The F405v3 Flight Controller Supports 8-Way Motors, So You Can Use It On Your X8, Y6, Fixed-Wing And Other Models That Require More Than 4 Motors. Forget About The Trouble Of Having A Usb Port That Is Difficult To Insert Into A Traditional Flying Tower After It Is Installed Into These Compact Aircraft. Now Open The Speedybee App And Adjust Parameters Wirelessly. Are You Still Using The Computer To Change The Motor Steering? With This Flying Tower, Open The Speedybee App And Instantly Experience A More Intuitive And Cool Way To Change The Motor! Touch The Motor Lightly And It Will Rotate At A Low Speed. Touch The "Modify Steering" Button Again To Complete The Modification. Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Flight Control Details: 1. Main Control: STM32F405 2. Gyroscope: BMI270 3. Usb Interface Type: Type-C 4. Barometer: Built-In 5. Osd Chip: AT7456E 6. Bluetooth Ble: Supported, Used For Parameter Adjustment 7. Dji Air Unit Connection Method: Supports 6-Pin Socket Direct Plug And Soldering Wire Connection. ESC Details 1. Firmware: BLHeli-SJH-50 2. Wireless Parameter