This is a Switching-Mode power supply for Laptop computer, operation at input AC voltage 100V - 240V 40Hz - 63Hz, and output DC voltage of 15V - 24V (Output USB Port: 5V), with many protection functions and 8pcs tip connectors to suit almost all of Laptops, make it a perfect power source for the Laptop computer and other devices. FEATURES Overload protection Over voltage protection Short Circuit protection Wide AC input voltage range: 100 ~ 240 V Output 15/16/18/19/20/22/24V switchable APPLICATIONS Notebook Computer LCD Monitor Printer Any portable device & appliance INPUT / OUTPUT SPECIFICATIONS Rated Input Voltage (50-60Hz): AC 120 ~ 230V Vibration Input Voltage Range (47-63Hz): AC 100 ~ 240V Input Rated Current: 1.8A Input Power: 150VA Output Voltage: DC 15 ~ 24V Output Current: 4.5A (max.) Output Power: 90 Watts (max.) Output USB Port: 5V @ 2A max. GENERAL SPECIFICATIONS Operation Temperature: 0 ~ 40 (C) Operation Relative Humidity: 20 ~ 80% RH Storage Temperature: -10 ~ 70 (C) Availability: Usually ships the same business day AC-90HRegular price: $69.00Sale price: $39.00 Secure On-Line Ordering Site Tel: (888) 860-4416 Fax: (732) 416-8788 sales@pctekonline.com Business hours are from 10:30am to 7:00pm EST Monday to Friday 3 Kellogg Court Suite 11 Edison NJ 08817 Copyright (C) 1997-2011, PCTekOnline.com All rights reserved. Thank you for shopping at PCTekOnline.com !