Input AC 100-240V 50-60Hz; Output DC 15V 16V 18.5V 19V 19.5V 20V, 70W max. Compatible with Dell HP Lenovo laptop power cord replacement 65W 45W, 65W laptop charger 45W computer power adapter. Compact and Slim design: ZOZO 65 watt laptop power supply is half thickness of general laptop power adapter. Convenient for taking around. Manufactured with high quality materials and include laptop safeguard features against incorrect voltage, short circuit, internal overheating