KNACRO 12V 8 Channel USB Relay Module Programmable Computer Control omputer USB Control Switch/Driver/PC Intelligent Controller
APP Download: <BR>https://www.amazon.com/clouddrive/share/8Qn3vw8915JaZiv5bYzuBJWg1Ic4kibOcus1BhTJcrS<BR><BR> This USB controlled relay board with 8 channels is used the HID technology- so there is no need to install any driver in windows system. It's convenient and very easy to use. <BR> Specification: <BR> Relay type: 12V relay <BR> Contack type: NC / COM / NO <BR> Input current: ≥300mA <BR> Input voltage: DC 12V <BR> Max load: AC250V/10A or DC30V/10A <BR> Support Win XP/Win7/Win8 32-bit systems <BR> <BR> Application: <BR> Robotics control <BR> Home automation <BR> Control doors and windows via windows system <BR> Controller power supply <BR> <BR> Package included: <BR> <BR> 1 x 8 channels USB relay