Last week, I wrote about NavSpark Mini a $6 GPS + Beidou module, that’s also available for “free” plus $10 shipping. However, if you don’t have an antenna, you’d also...
Last week, I wrote about NavSpark Mini a $6 GPS + Beidou module, that’s also available for “free” plus $10 shipping. However, if you don’t have an antenna, you’d also...