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    OPEN-SMART Atmega32U4 Development Board Pro Micro for Arduino

    Micro USB Connector, Mini Leonardo Board, Very Small Atemga32u4 Development Board for Arduino

    SKU: 452853
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    OPEN-SMART Atmega32U4 Development Board Pro Micro for Arduino


    (8 Reviews)

    - Use the Arduino Leonardo bootloader
    - 100% compatible Arduino Leonardo program
    - USB interface: micro USB
    - On-board 500mA self-recovery fuse, to protect the USB port
    - This board is ideal for learners want to learn Arduino Leonardo and make creative projects.
    - You can burn the program with USB cable.
    - On-board 5V regulator circuit
    - Microcontroller: ATmega32u4
    - Operating voltage: 5V
    - IO logic voltage: 5V
    - Operating current: 500mA (max)
    - Digital I / O pins: 12 (5 of which provide PWM output)
    - Flash memory: 32 KB of which 4 KB used by bootloader
    - SRAM: 2.5KB
    - EEPROM: 1 KB
    - Clock frequency: 16 MHz

    Please refer to https://drive.google.com/drive/folders/0B6uNNXJ2z4CxMk5qa2pBa0VyQ0k?usp=sharing for more information.


    Form ColorBlue + Black
    Quantity1 piece
    MaterialPCB + alloy + plastic
    English Manual / SpecYes
    Download Link https://drive.google.com/drive/folders/0B6uNNXJ2z4CxMk5qa2pBa0VyQ0k?usp=sharing
    Packing List1 * Board
    2 * 12P pin headers


    Dimensions: 1.38 in x 0.71 in x 0.20 in (3.5 cm x 1.8 cm x 0.5 cm)
    Weight: 0.13 oz (4 g)


    We ship to over 200 countries and offer 8 different international shipping methods:

    Shipping from Chinese/Hong Kong Warehouse

    Shipping Type




    Airmail/ Register airmail

    Canada, Netherlands, Spain, Germany, France, Japan, Republic of Korea, United Kingdom

    7-20 business days

    Tax may be needed

    Australia, New Zealand, Singapore

    7-25 business days

    Belgium, Denmark, Finland, Ireland, Norway, Portugal, Sweden, Switzerland

    7-25 business days

    Brazil, Russia, Mexico

    15-35 business days

    Other countries

    7-25 business days

    Post Netherlands

    Belgium,Czech Republic, Denmark,Estonia,Finland, France, Germany,Greece, Hungary,Croatia,Ireland, Iceland,Italy,Latvia,Lithuania,Luxembourg, Netherlands,Poland,Portugal,Romania,Slovakia, Slovenia,Switzerland,Norway

    8-15 business days


    15-20 business days



    3-11 business days

    France Direct Line


    5-8 business days

    Most of the products are free for tax fee except cellphones ,tablets,Cameras, Players and some special products.

    Germany Direct Line


    Italy Direct Line


    Spain Direct Line


    UK Direct Line

    United Kingdom

    Note:Most of the products were dispatched in 72 hours , some products we need buy from our suppliers were dispatch in 5-7 business days

    Note: The shipping times are a general guide and do not apply to some remote areas. It will take longer during the holiday seasons and peak season . We are not able to deliver to Chile, Argentina,Antarctica,China,Hong Kong,Macao,Taiwan,Bonaire,Saint Eustatius And Saba , Burundi,Dominica, Saint Martin, Samoa ,Sint Maarten,Swaziland ,Tuvalu ,United Arab Emirates,Vatican City State , Virgin Islands because of the logistics problem.


    After the order is shipped, you could use the tracking number to log in logistics website to trace the delivery.

    Should you have any question about delivery, please contact us by ticket.