1.UPS For Access Control System Power Supply Voltage18V 2.Output Current 3.3A 3.Output Power 60W 4.Efficiency:85% Dongguan Xiao'erduo Electronics Co., Ltd. has been established in 2001 and was an industrial company , which combines R&D,the production and the sale in one located in Dongguan city--the biggest manufacturer base in China. Professional manufacturing,Monitoring Power for CCD Camera, ...