TENINYU USB 2.0 A Male to DC 4.0x1.7mm 5 Volt DC Barrel Jack Power Cable 4FT (Max 2.5 Ampere Power Cable， Center PIN Positive)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Power devices from a USB port </span></li><li><span class="a-list-item"> For small electronics and devices which use a 4.0mm barrel jack for a power cable </span></li><li><span class="a-list-item"> Provides 5V DC from USB，Max 2.5 Ampere Power Cable， Center PIN Positive </span></li><li><span class="a-list-item"> Type A Male USB plug to 4.0mm(outer)， 1.7mm (inner) male coaxial/barrel plug with positive center pin. </span></li><li><span class="a-list-item"> Cable length: 4FT / 1.2M，Black </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41GN5STvVzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41OUJc7LgiL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41t4L18wkwL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51IPOltmzUL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51VzEawdU-L.jpg" noproxy>