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Crazyflie Bolt

Crazyflie Bolt


Regular price Rs. 21,999.00
Regular price Sale price Rs. 21,999.00
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The Crazyflie Bolt is a Crazyflie 2.X compatible flight controller for brushless builds. It is intended to have the strengths of the Crazyflie 2.1, but in a slightly bit bigger package. It uses the same sensors as the Crazyflie 2.1 and the firmware binaries are compatible with both.


  • Firmware compatible with Crazyflie 2.1 and Crazyflie Bolt
  • Supports expansion boards with automatic detection
  • Integrated radio with dual antenna support (no firmware support yet)
  • Wireless firmware updates
  • Dual-MCU architecture with dedicated radio/power management SoC for advanced applications
  • Real-time logging, graphing and variable setting in addition to full use of expansion boards when using a Crazyradio or Crazyradio PA and a computer
  • Integrated power distribution (max 8A / motor)
  • Low latency IMU connection
  • Low power mode (down to 50uA) in sleep

Mechanical specifications

  • PCBA size (WxHxD): 35x9x42mm (including connectors but not battery wire)
  • Weight: 7.3 g (PCBA only), 9.2 g (PCB + battery cable)
  • Battery cable length: 50 mm
  • ESC cable length: 60 mm
  • Antenna length: 150 mm
  • Standard mounting (M3 mounting holes spaced 30.5 mm in square)

Electrical specifications

  • Voltage input 1S-4S (3V to 17V)
  • Deep sleep consumption down to 50 uA

Radio specifications

  • 2.4GHz ISM band radio
  • 20 dBm radio amplifier
  • Bluetooth Low Energy support with iOS and Android clients available (tested on iOS 7.1+ and Android 4.4+)
  • Dual antenna support (2 x uFL connector)


  • STM32F405 main application MCU (Cortex-M4, 168MHz, 192kb SRAM, 1Mb flash)
  • nRF51822 radio and power management MCU (Cortex-M0, 32Mhz, 16kb SRAM, 128kb flash)
  • uUSB connector
  • Full speed USB device interface
  • Partial USB OTG capability (USB OTG present but no 5V output)


  • 3 axis gyro (BMI088)
  • 3 axis accelerometer (BMI088)
  • 3 axis magnetometer (BMI088)
  • high precision pressure sensor (BMP388)

Supported clients/controllers

  • Win/Linux/OSX python client
    • The gamepads used by the Xbox 360 and the Playstation 3 are used as reference controllers
    • Any gamepad/controller with at least 4 analog axes
  • Android mobile device
  • iOS mobile device


  • 1 x Full speed uUSB
  • 2 x Crazyflie expansion connectors (see blow)
  • 2 x u.FL connectors
  • 4 x ESC connectors using PWM / OneShot125 (JST-PH)
  • 1 x XT30 battery connector

Expansion connectors

  • VCC (3.0V, max 100mA)
  • GND
  • VCOM (5V, max 400mA)
  • VUSB (both for input and output)
  • I2C (400kHz)
  • SPI
  • 2 x UART
  • 4 x GPIO/CS for SPI
  • 1-wire bus for expansion identification
  • 2 x GPIO connected to nRF51

Package contents

  • 1 x Crazyflie Bolt (with battery cable attached)
  • 1 x External antenna (with u.FL connector)
  • 4 x ESC connector cables
  • 2 x Short male deck connectors (spare part)
  • 2 x Long male deck connectors (spare part)
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The crazyflie is a versatile platform that is designed to engage people in learning about robotics and quadcopters.
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