Explain BrailleRAP and BrailleRAP XL

README.md

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 Based on the [RepRap 3d printer controller](https://reprap.org/wiki/RepRap), BrailleRAP is an open hardware device to emboss Braille text and/or Vector graphics. You can use software like [AccessBrailleRAP](https://github.com/braillerap/AccessBrailleRAP) or [DesktopBrailleRAP](https://github.com/braillerap/DesktopBrailleRAP) to build tangible documents with the device.
 
 BrailleRAP now exist in 2 different sizes: **BrailleRAP** and **BrailleRAP XL**. 
-- **BrailleRAP** emboss sheet up to 210x297 mm. Lightweight, a completed device will weight less than 5 kg fit in cabin travel case. So it's easy to travel with.
+- **BrailleRAP** emboss sheet up to 210x297 mm. Lightweight, a completed device will weight less than 5 kg and fit in cabin travel case. So it's easy to travel with.
 - **BrailleRAP XL** emboss sheet up to 297x420 mm. A larger surface if you need to emboss vector graphics. But also heavyer, around 7.5 kg and not as easy to travel with than the standard model.
 
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