1, Input :100-240 V 50-60Hz 2, output: 15/16/18/19/20/22/24 V 3, MAX: 5A 4, Power: 120 W 5, adjustable voltage : 15 V, 16V, 18V, 19V, 20V, 22V, 24V with 8 pcs exchangeable output plugs to suit to various notebooks and LCD monitor. 6, Certification: CE, FCC, ROHS and Australia (certificates and test reports are available) 7, apply to SONY, IBM, DELL.TOSHIBA, ACER, COMPAQ, FUJITU, NEC, HP, LITEON, LS, ASUS etc… 8.including protective measures function, overload protection, short-circuit protection ，power supply by mains supply, with 8 PCS tip connecter to suit to almost Laptops, Select output volatge to suit to Laptop and make sure the polarity of tips connect correct before use