Dc Power Supply, Linear (Duel/Quad /Multi Out Put )Dc Power Supply, Linear (Duel/Quad /Multi Out Put ),Dc Power Supply, Linear (Duel/Quad /Multi Out Put ) 0-30 V,0-3A ,Dual & 0-15 V 1 A Dual Qua D Out Put , Constant Voltage And Constant Current With 4 Led Meters And Out Put On/Off Switch Preset Volt Age And Curent Control. Make- Vartech, Htc,Beetech . [ Warranty Period: 30 Months After The Date Of D Elivery ] ]