The Speedy Bee Stack is the world’s first F7 flight controller and true 45A ESC that is capable of being configured, flashed, and have its blackbox analyzed all wirelessly with a smartphone. Want to change motor directions? You can do so in the App. Want to tune your PIDS? You can do so in the App. Want to analyze how the changes you just made affects your flight? You can do so all wirelessly in the Speedy Bee App. Fantastic versatility and convenience. You can leave your laptop at home. Built with the finest components. Both the FC and ESC boast industry leading features and specs. F7 MCU, barometer, built-in OSD, direct plug and play with DJI Air Unit, true 45A continuous, high-quality MOSFETs, etc. Also available individually - Speedy Bee F7 V2 Flight Controller - Speedy Bee 45A BLHeli_32 4-In-1 ESC Specifications: F7 V2 Flight Controller MCU: STM32F722 IMU: MPU6000 USB: Type-C Baro: BMP280 (I2C) OSD: BetaFlight OSD w/ AT7456E chip BLE: Support, used for Flight Controller configuration WiFi: Support, used for data transfer, e.g firmware flashing, and Blackbox analysis. DJI Air Unit slot: A full DJI Air Unit JST slot onboard BlackBox: 16MB onboard dataflash Current Sensor: 1 : 10 (Scale 168) BetaFlight Camera Control Pad: Yes Power input: 3S - 6S Lipo 5V power output 7 * 5V output, 6 pads and a BZ+ pad used for Buzzer, the maximum load current is 2.5A. 9V * 1 (the maximum load current is 2.5A) 9V power output 2 * 9V output, 1 pads and another one used for DJI slot 4.5V power output: 1 * 4.5V output pad 3.3V power output: 1 * 3.3V output pad, the maximum load current is 500mA. ESC signal: M1 - M4 UART: Full UART * 5(UART1, UART2, UART3, UART5, UART6) ESC Telemetry UART: UART4 RX I2C: Used for external Magnetometer, Sonar, etc. LED pin Used for WS2812 LED Buzzer: BZ+ and BZ- pad used for 5V Buzzer Boot button: Used to easy enter DFU mode RSSI input: RSSI input solder pad SmartPort: Use any TX pad of UART for the SmartPort feature. Support Flight Controller Firmware: BetaFlight(Default), EMUFlight Target name: SPEEDYBEEF7V2 Mounting: 30.5 x 30.5mm, 4mm hole size Dimension: 41 x 38 x 6.9mm Weight: 9g 45A BLHeli_32 ESC Firmware: BLHeli32 SpeedyBee 4in1 MCU: STM32F051 Continuous Current: 45A * 4 Burst Current: 55A(10S) ESC Protocol: DSHOT300/600/1200 Power input: 3S - 6S LiPo Power output: VBAT Current Sensor: Support (Scale 168) ESC Telemetry: Support Mounting: 30.5 x 30.5mm, 4mm hole size Dimension: 41 * 45 * 6.5mm Weight: 12.5g Includes:1x SpeedyBee F7 V2 Flight Controller1x SpeedyBee 45A BLHeli_32 4-In-1 ESC1x Parts Set