Features: Ethernet TCP/IP RJ45 port, IP port can be modified. WEB server allows accessing and controlling the relay via WEB. 8-Channel 250V/AC 10A relay control individually. 8 external control outputs and active low level can control switch or sensor, etc. Provide protocol for re-engineering, when connected to router, it allows access control via for Android, Tablet, for Windows system from anywhere in the world with network. Supports status return, can display current status of the relays With Reset function, short press to reset, long press to restore factory setting. Supports 485 networking. Supports Internal circuit protection, with optocoupler to prevent from external voltage surge. Specifications: Color: White, Black (Optional) Operating Voltage: 9V~40V DC Load Capacity: 250V/AC 10A Size: 145*90*40mm/5.7*3.54*1.57" Note: It is suggested to use intranet instead of external control, otherwise it may lack in security. Package Includes: 1 x Controller Module 1 x Protective Cover Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. .