SKU: 88614269589

Keyestudio Leonardo R3

Sale price$29.70 Regular price$33.00
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Description

Keyestudio Leonardo R3keyestudio Leonardo is a microcontroller board based on the ATmega32u4 (datasheet). It is an easy to use open source hardware. It has 20 digital input output pins (of which 7 can be used as PWM outputs), 12 analog inputs, a 16 MHz crystal oscillator, a micro USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a

keyestudio Leonardo is a microcontroller board based on the ATmega32u4 (datasheet). It is an easy-to-use open source hardware.

It has 20 digital input/output pins (of which 7 can be used as PWM outputs), 12 analog inputs, a 16 MHz crystal oscillator, a micro USB connection, a power jack, an ICSP header, and a reset button.

It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started. 

Note that ICSP (In-Circuit Serial Programming) header can not only program the firmware to Atmega32u4, but also be used as SPI communication interface.

The keyestudio Leonardo can be powered via the micro USB connection, or via an external power supply jack (DC 7-12V) or even with female headers Vin /GND (DC 7-12V).

The Leonardo differs from other Arduino boards using separate USB-Serial chip in that the ATmega32u4 has built-in USB communication, eliminating the need for a secondary processor. This allows the Leonardo to appear to a connected computer as a mouse and keyboard.

Games can run 

  • 8.1 Assetto Corsa & Assetto Corsa Competizione. Shared Memory.
  • 8.2 iRacing.
  • 8.3 Project Cars 1&2. Shared Memory.
  • 8.4 Dirt Rally. UDP.
  • 8.5 F1 2018. UDP.
  • 8.7 rFactor2.
  • 8.8 No Limits 2.
  • 8.9 DCS.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 88614269589

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Jordan
Houston, US
★★★★★ 5
Smells great!
Style: SPF 15, Size: 8 Fl Oz (Pack of 1)
Love this sunscreen so much. The smell is great!
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Reviewed in the United States on May 8, 2026
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You will sparkle like a glitter bomb!
Style: SPF 15, Size: 8 Fl Oz (Pack of 1)
It has glitter/shimmer in it...
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Reviewed in the United States on June 1, 2026
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Michael
Belleville, US
★★★★★ 5
Good product all around
Style: SPF 15, Size: 8 Fl Oz (Pack of 1)
Going on vacation and my wife burns easy so hopefully she can tan without the burning.
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Reviewed in the United States on May 28, 2026
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Catie
Whiting, US
★★★★★ 5
Love the smell
Style: SPF 15, Size: 8 Fl Oz (Pack of 1)
Steal of a deal
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Reviewed in the United States on May 2, 2026
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Aaron Wright
Chelsea, US
★★★★★ 5
Protected Our Skin and Smells Good
Size: 6 Ounce (Pack of 1)
I love this stuff! My husband and I bought it as a last minute grab for our honeymoon and it was well worth it! I'm very sensitive to the sun AND to sunscreens, so I needed something with simple ingredients that would also protect my skin without breaking me out. This not only kept away the burning rash I get from the sun, but protected my husband and I from any sunburn at all. It worked not only in dry conditions, but it stayed on for hours after we swam in the ocean. We also liked the fact that it smelled herbal, almost like pizza/Italian seasoning. That didn't bother us because we both hate the smell of most sunscreens. If you have sensitive skin or are looking for a more natural product, I highly recommend this!
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Reviewed in the United States on March 25, 2026

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