PCB uses high-end materials, high-end PCB manufacturing technology, double pad design: stronger current capacity. Long life, strong load capacity. Industrial-grade LDO, high temperature resistance. Using high-quality Japanese Muru capacitors: strong filtering performance. Compact size, Easy to use. BEC:5V/2.5A:10V/2A Memory:16MB Mounting hole spacing:20x20mm Input voltage:2-6S Processor:STM32F722RET6 Firmware:HAKRC F722 V2 Gyroscope:ICM42688 dual gyroscope Uart serial port:6 ESC:40A ESC Hole spacing:20x20mm Continuous current:40A Maximum current:45A Parameter adjustment software:BLHeiSuite32 Activator_32.9.0.3 Input voltage:2-6S Current ratio:300 Drive signal:PWM, Oneshot 125, supports Oneshot 42, Multi shot, Dshot 150, Dshot 300, Dshot 600 Different batches may have different product printing, which will not affect the use. Colour:As Shown Material:PCB Package Contents: 1 * F7220 V2 Flight Control 1 * BLS 40A 4-in-1 ESC 2 * Silicone Lines In The Same Direction 12 * M2 Shock Absorber Ball 1 * Electrolytic Capacitor 1 * XT60 Head 1 * Red And Blue Power Cord 1 * Silicone Wire 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.