... ,1A,2A,3A,4A,5A 4)Wall plug or desktop Product Name: 6V power adaptor, wall plug in ... 16V power adaptor, desktop 21V power adaptor Product Specifications as below,1) Input ... 5.5x 2.1 mm11) Wall plug in or desktop style selectable, use easy12) Conformance with CE,UL,RoHSBesides, ... service offered Paypal is welcome. Wall plug in or Desktop 6V 10V 16V 19V 21V 22V 25V 32V 36V ...