Micro USB with a power switch. $4

http://www.jameco.com/webapp/wcs/stores/servlet/ProductDisplay?langId=-1&storeId=10001&productId=2223945&catalogId=10001&trk_msg=4MUF8KC69NP4J2H8LCVAIEANHO&trk_contact=QB6KEJAH5T83M2C6NJ2KBTP8CC&utm_source=Listrak&utm_medium=Email&utm_term=Micro+USB+Cable&utm_campaign=In-line+Switch+Micro+USB

Micro USB Cable with Inline Switch $3.95

http://www.jameco.com/Jameco/Products/MakeImag/2223945.jpg

1 Like

For a Raspberry Pi power switch?

That is what it was designed for.