dc power supply; 1.Apply for :laptop,led,etc 2. ... .small enough to carry around Specification of dc power supply: 1.lnput voltage: AC 100-240V 2.Frenquency: ... Starting time:≤ 1S(240V input,l.=100%) 11.Over-loading protection:115%-150% rated power 12.Short circuit protection ... ,ADSL AP, Wireless Lan Station, LCD power supply, Hard Disk power supply, Communication Terminals, Any Portable Device or Machine ...