1.laptop adapter manufacturer 2.Supplier to worldwide computer factory, wholesale,retail 3.ISO9001:2008certificated A glance at CompanyHot promotional replacement for ACER 19V3.42A, AC power supply for Asus, Compaq, HPSpecifications ModeTJ-1157Power65WInput voltageAC 110-240VOutput voltageDC 19V3.42AFrequency50/60hzEfficiencymore than 80%Power Cord5.5*1.7mm2*0.3 square mm100% new brand CCAEU,USA, ...