Features 1、8 Channels multi‑function infrared controller, each channel triggers independently and delays independently, will not interfere with each other. 2、4 Functional modes: inching, delay (2/10/60/600/3600 seconds), self‑locking, interlocking (the functional mode is set by the solder pad on the board). 3、Low pulse control (GND control connected with the button or IO interface controlled by single chip microcomputer). 4、There are 5V and 12V types available, you can choose by your needs. 5、Remote control distance of 8‑15 meters (receivers sensitive >= 0.5mw /m2). Specification Condition: 100% Brand New Item Type: Relay Material: Plastic Optional Voltage: 5V, 12V Working Current (DC 12V): Standby current 8MA 1 relay operating 37MA 2 relay operating 66MA 3 relay operating 94MA 4 relay operating 122MA 5 relay operating 150MA 6 relay operating 178MA 7 relay operating 206MA 8 relay operating 232MA "Inching", "self-locking", "interlocking" and "delay" four functional modes Infrared Receiver: VS1838(or IC compatible) Infrared Codes: NEC codes Remote Control Distance: 8-15 meters (receivers sensitive >= 0.5mw /m2) Input Control Interface: 5V TTL level, NPN triggered, 0.2-2 seconds low pulse Maximum Load Capacity of Relay: DC 1-110V/5A;AC 85-265V/6A Battery: Button battery, CR2025, 3V (Not included) Package List 1 x 8 Channel Infrared Relay 1 x Remote Control