LAPMATE 18.5V 3.5A Laptop Adapter Charger for Compaq CQ35/CQ40/CQ42 Series (Black) Adapter for19v/3. 42a and out put: 65watts and compatible for toshiba c640 c650 c660 c800 c850 asus, hcl, intex, fujitsu, wipro, medion, nec.