... 0.8A,1A 4)Wall or desktop Product Name: adjustable battery charger Product Feature:1) Input voltage: AC 110-220VAC, 50 ... 4.2V,6V, 7.2V, 8.4V,12.6V,16.8V internal adjustable, selectable3) Output current: 1A, 2A, 3A,4A ... provide 5V,9V,18V, 21V, 25V, 36V, 48V battery charger. The MOQ each is 500 units.Paypal is welcome. ... Adjustable battery charger 3.2V 3.6V 3.7V 7.2V 7 ...