What can I use it for? *Connect a light, remotely control the switch of the light.Connect a light, remotely control the switch of the light, and can also switch on and off regularly 19:00 On 21:00 Off *Open your curtains regularly 7:00 *Change the water for the fish tank regularly *Use mobile phone or voice control Garage door switch *Control your heater remotely *And your coffee machine *Connect a water pump or timer switch More functions waiting for you to discover. DIY 2 Working Modes 1.Self-locking : each channel could be switched on/off seperately.You can turn on/turn off all channel at the same time. 2.Inching mode : Switch on one channel,the channel will be automatically closed after 0.5seconds .Other channel is same as the channel. If you need to change the mode,you need to press the mode button Features: Input voltage : AC/DC 7-32V AC85-250V Max current : 2200W/10A WiFi standard : WiFi 2.4 ghz b/n/g Working frequency: 50-60Hz Working temperature: -20-70 Wifi standards/ protocol :IEEE 802.11b/g/n, WIFI 2.4Ghz Different Ways to Control the WIFI Module APP Remote 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. Mobile Phone Control When you go outside or at home,you could control the device in your smart phone by 2G/3G/4G Mobile Network or WIFI. (Note:The router need to online.The WIFI module need to keep a close distance with the router and the wifi module need to online in EWELINK APP) Voice Control Compatible with Alexa and Google Assistant, you can use the voice control to turn on/off the connectted home appliances . Share Control One device can control by Multiple phones,you can share the wifi module with your family. Group Control one phone can control Multiple smart device.You can add the wifi module and other smart device in a group,and then you can turn on/off all smart device at the same time.