http://www.futureelectronics.com/en/Search.aspx?dsNav=Ny:True,Ro:0,Nea:True,N:726-4294938236 . To help determine the right technology for you, Panasonic now offers free use case analysis of your application. We'll send you a specialized SD Card that analyzes and logs your real-world usage patterns. After you use the card in your application for one week, just send it back to Panasonic. https://youtu.be/pVbkxrdSB-4