Through apps, you can easily turn off and on your lights, control ceiling fans and other smart devices anytime, anywhere. Moreover, it is compatible with other voice assistants, so you can control devices with simple voice commands, saving a lot of time and effort. Our smart breaker is designed with mini and compact size so that it can easily hide into your hidden wall switch box of your traditional switch. Your traditional switch and this smart module can work independently without interfering with each other. It is constructed of PC material. Style 1 gang can be used for dual-control switch. It can control 1-way dual-control switches. Style 2 gang can be used for dual-control switch. It can control dual-way dual-control switches. Style 3 gang can be used for dual control switches. It can control triple-way dual-control switches. The length of this product is 5.2cm, width is 1.8cm and height is 4.7cm. This product is perfectly suitable for home, household, dorm, bedroom, living room, etc. Item Name: Mini Smart Breaker Material: PC Input Voltage: 90-250V AC 50/60HZ Maximum Current: 10A Lifetime: 100000h Wi-Fi Type: 2.4Ghz Working Temperature: Minus 10 Degree Celsius-45 Degree Celsius Working Range: Less than or equal to 200m Waterproof Grade: IP20 1 Gang: Wi-Fi/Bluetooth-compatible/RF433 2 Gang: Wi-Fi/Bluetooth-compatible/RF433 3 Gang: Wi-Fi/Bluetooth-compatible Size Details: 5.2cm x 1.8cm x 4.7cm/2.05" x 0.71" x 1.85" (Approx.) Notes: 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. Package Includes: 1 x Mini Smart Breaker 1 x User Manual