* If you are a distributor, you can contact me to negotiate the bulk purchase price Use for 1.Remotely give a pulse signal to turn on/off Lights,Lamps and other home appliance. 2.Remotely give a pulse signal to turn on/off Garage Door,Door Access 3.Remotely give a pulse signal to control DC Motor,AC Motor to Forward and reverse.(Only 4 Channel relay support) Type 1,2,3,4 Type 1,2 don't support RF433 frequency The RF433 remote controller don't include battery(27A 12V) Three Working mode: 1.Inching mode : Switch on one channel,the channel will be automatically closed after 0.5seconds .Other channel is same as the channel. 2.Self-locking : each channel could be switched on/off seperately.You can turn on/turn off all channel at the same time. 3.Interlocking mode : Switch on any channel , other channels will be switched off automatically . How to change the working mode If you need to change the working mode,you can active the interlocking mode or the inching time on the APP. Note:If you enable the interlocking mode in APP firstly,you can't change the inching time. Feacture Two Input Ports You could choose USB 5V port or the screw terminal port to supply power in the input to make the pcb board board work. Dry Contact/Passive Output No matter the power you supply in the input, the output don't have any voltage (Except that the input and output share the same power supply) If you do not supply power in output port, the connectted home appliance can't work, you also need to supply power in output. Timer The connectted home appliances can be automatically turned on/off according to the time schedule. Each channel can set different time schedule. Supports max 8 time schedule for each channel. Different Ways to Control the WIFI Module APP Control You can control the connectted home appliance in eWeLink APP anywhere and anytime.Such as light, electric kettle, electric rice cooker, electric curtain, etc. RF433 Control The WIFI Module support RF433 Frequency,and you can control the WIFI module by RF433mhz remote controller. 2.4Ghz WIFI Control When you at home,you could control the module in your smart phone by 2.4Ghz WIFI Mobile Network Control When you go outside,you could control the device in your smart phone by 2G/3G/4G Mobile Network. (Note:The router need to online and the WIFI module need to keep a close distance with the router) Voice Control Compatible with Alexa and Google Assistant, you can use the voice control to turn it on/off the connectted home appliances . Share Control One device can control by Multiple phones,you can share the wifi module with your fam Group Control one phone can control Multiple smart device.You can add the wifi module and other smart device in a group,and then all smart devices will be automatically turn on/off in the special time. Features: Cutover current 10A USB 5V input(Type 2,4,5,6,7,8) Screw terminal Input Voltage: DC/AC7-32V (Type1,3,5,6) AC85-250V (Type 2,4,7,8 ) Output: Passive output ( Dry contact switch) Working Temperature: -20 to 70 celus degree Working Humidity: 40% to 80% RH WIFI Standard:2.4GHZ, IEEE802.11 b/g/n(don't support 5G) Size:120*38*25mm APP:eWeLink battery of RF433 remote controller:27A 12V(Not include) Timer & Schedule Set up timing schedules to turn on/off lights Share Control Share control of your home appliances to your family or friends so that they can also control the devices remotely APP Control 1.One APP can control multiple device 2.One device can be controled by multiple phone. Voice Control Compatible with Google assistant & Alexa How to set Inching/Interlock mode on the APP? Wiring Diagram How to pair RF433 remote controller with with the devices. 1.Press the RF433 pairing button for 4 seconds,and wait until the blue led indicator turn on. 2.press any key of RF433 remote controller, and then you can pair the channel with one key of RF433 remote controller successfully If you need to pair other key of the RF433 Remote controller and other channel, you need to repeat the step. How to clear the pairing RF433 remote controller with with the devices. 1.Press the RF433 pairing button for15 seconds,and wait until the blue led indicator turn off. If you need to clear the pairing between other key of the RF433 Remote controller and other channel, you need to repeat the step. Note: The manufacturer have added a USB5v port to the device, just for testing purposes, we do not recommend using it. If the buyer wants to use the USB5v input, they need to remove the shell to use it. I have attached a comparison picture. We will delete this USB5V port in subsequent versions, sorry for the inconvenience caused.