RF remote control: Operating frequency: 433MHz Power supply:1* 12V 27A battery Efficient distance:20M (in open area) Material:metal + plastic Panel:slide cover Size:55*30*18mm
Feature: It can connect to light bulbs with E27 screw base. This bulb holder can be remotely controlled via App eWeLink by smartphone or controlled by remote controller indoors. Sonoff WIFI light switch makes all light bulbs smart. As long as the mobile phone has network, users can remotely turn on/off the lights from anywhere at any time. It also supports timing turning on/off the appliances at a specified time, and share to others so that you can control your smart home together with your family. You can also voice control your home appliances by Amazon Alexa, and for Google Home/Nest, and enjoy intelligent life and make your home smarter. Remote controller with button slide cover to protect buttons avoid accidental unplanned operation. Remote Control's handy key chain size attaches to your car keys no more unwanted bulkiness.