Overview:<br> This wireless switch is a low-cost, affordable device with fool type wifi control module, no programming, only need to download an APP and link WIFI then can control the own cloud. As long as the module links WIFI, the? connected appliance of different types and brands can be controlled via phone APP EWeLink from anywhere anytime in the world. Meanwhile, by setting timing schedules for your appliances and sharing control your smart home together with your family, you can maintain an carefree life.<br> Features:<br> *Supports WiFi network. Supports numerous WiFi smart switches on one smart phone.<br> *Supports status tracking: device status timely provided to the EWeLink.<br> *Supports remotely turn on or off connected appliances, for example light, electric kettle, electric rice cooker, electric curtain, etc.<br> *Supports max 8 enabled scheduled/countdown/loop timers for each device.<br> *Voice Control: Compatible perfectly with "A mazon" Alexa, for Google Home/Nest, IFTTT.<br> Specifications:<br> Working voltage: 5V/7-32V DC<br> Indicator: With a signal indicator, relay pull the light<br> Two input interfaces: Wiring input DC7-32V & USB DC5V<br> Supports to control different voltage ranges<br> USB port power supply more convenient<br> Board consumption: <1W<br> Standby current: 80mA<br> Input current: 10A; Wattage: 2200W<br> 4 Channel Total Load: 10A/2200W<br> Single Load: 10A/2200W<br> Relay lifespan: 1000000 times<br> Electrical insulation resistance: 100M<br> Electric shock voltage: 1000V<br> Relay maximum suction time: 15ms<br> Relay maximum release time: 5ms<br> Working mode: Inching /self-locking, Interlock<br> Transmission mode: Wi-Fi communication<br> Wireless Standard: 2.4GHz, 802.11 b/g/n<br> Mobile App: EWeLink on Android/IOS<br> Applicable occasions: smart home. Wifi control<br> Control distance: infinity<br> Controlled lines: 4<br> Enclosure Material: Fire-retardant ABS<br> Operating temperature: -40 degrees to +70 degrees<br> Operating Humidity 40% ~ 80% RH<br> Item Size: 74*73*24 (mm)<br> Package Information:<br> Package Size: Approx. 10.5*8.5*4cm / 4.1*3.3*1.6in<br> Package Weight: Approx. 115g / 4oz<br> Packing List:<br> 1 * 4CH WIFI Switch Module<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.