The Speedy Bee F7 Mini 35A 3-6S Stack includes a mini F7 flight controller and 35A 4-In-1 ESC. These two parts are made of the finest components, with industry-leading specifications and features. F7 MCU, built-in OSD, compatible with Digital HD transmitters, true 35A continuous, high-quality MOSFETs, and WiFi support for changing settings through the Speedy Bee App. No more lugging around a laptop to the field. Specifications: SpeedyBee F7 Mini FC MCU: STM32F722 IMU(Gyro): MPU6000 USB Port Type: Type-C OSD Chip: AT7456E chip BLE Bluetooth: Supported. Used for Flight Controller configuration Flash(for BlackBox):8MB Current Sensor: Supported, Scale=250 Offset=-500 Power Input: 3S - 6S Lipo 5V Output: 6 groups of 5V output, five +5V pads and 1 BZ+ pad( used for Buzzer). The total current load is 2.5A. 9V Output: 2 groups of 9V output, the total current load is 2A. 3.3V Output: Supported. Up to 500mA current load. UART: Full UART * 3(UART1, UART2, UART3) ESC Telemetry UART: R4(UART4) LED Pad: Used for WS2812 LED Buzzer: BZ+ and BZ- pad used for 5V Buzzer Supported Flight Controller Firmware: BetaFlight(Default), EMUFlight, INAV Firmware Target Name: SPEEDYBEEF7MINI Mounting: 20 x 20mm, 3.5mm hole diameter Dimension: 30 x 30 x 7.5mm Weight: 5.7g 35A BLHeli_S Mini 4-in-1 ESC Firmware: BLHeli_S JH40 Continuous Current: 35A * 4 Burst Current: 45A(5S) ESC Protocol: DSHOT300/600 Power Input: 3-6S LiPo Power Output: VBAT Current Sensor: Support (Scale=250 Offset=-500) Mounting: 20 x 20mm, 3.6mm hole diameter Dimension: 35 * 35 * 5.5mm Weight: 7g Download Manual