Bitcraze Crazyflie 2.1 Open Source Quadcopter Drone

BitcrazeSKU: RB-See-859
Manufacturer #: 114991551

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Sale price £221.32

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  • Crazyflie 2.1 Open Source Quadcopter Drone
  • Equipped with low-latency radio as well as BLE
  • Durable and compact design
  • On-board charging via standard USB
  • Doesn't require soldering
  • Supports expansion decks with automatic detection

Verify your country's laws and regulations for Drone and Unmanned Aircrafts use. Registration of Unmanned Aircrafts is made mandatory in many countries and you are responsible to verify and to comply these regulations.

The Crazyflie 2.1 Open Source Quadcopter Drone is the latest version of the successful Crazyflie development platform. It only weighs 27 g and fits in the palm of your hand. Crazyflie 2.1 is equipped with low-latency/long-range radio as well as BLE.

This gives you the option of downloading our app and using your mobile device as a controller or, in combination with the Crazyradio PA, using your computer to display data and fly with a game controller. It's ideal for education, research, and swarming.

The latest version of the successful Crazyflie development platform comes with improved flight performance, durability, and radio. Together with an extensive ecosystem of software and deck expansions it's ideal for education, research, and swarming.

Crazyflie 2.1 Open Source Quadcopter Drone - Click to Enlarge

  • 1x Crazyflie 2.1 control board
  • 1x 250 mAh LiPo battery
  • 5x 7 mm DC coreless motor
  • 6x 7 mm motor mount
  • 1x Foam battery pad
  • 5x CCW propeller
  • 5x CW propeller
  • 1x Battery holder deck
  • 2x Short male deck connector
  • 2x Long male deck connector
  • 1x micro-USB cable (48 cm)


  • 92 x 92 x 29 mm (W x H x D)
  • micro-USB cable length: 48 cm


  • Increased range with radio amplifier, tested to > 1 km range LOS with Crazyradio PA
  • Bluetooth Low Energy support with iOS and Android clients available
  • Dual antenna support with both onboard chip antenna and U.FL connector


  • STM32F405 main application MCU (Cortex-M4, 168 MHz, 192 kb SRAM, 1 Mb flash)
  • nRF51822 radio and power management MCU (Cortex-M0, 32 Mhz, 16 kb SRAM, 128 kb flash)
  • uUSB connector
  • On-board LiPo charger with 100 mA, 500 mA and 980 mA modes available
  • Full speed USB device interface
  • Partial USB OTG capability (USB OTG present but no 5 V output)


  • 3 axis accelerometer/gyroscope (BMI088)
  • High precision pressure sensor (BMP388)


  • Flight time with stock battery: 7 minutes
  • Charging time with stock battery: 40 minutes
  • Max recommended payload weight: 15 g

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

Expansion Connectors

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

  • Weight: 27 g

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