Features: *Smart Home Integration: This WiFi RF433 Smart Switch seamlessly integrates with popular smart home systems like for ALEXA, allowing for voice-activated control of your lighting and appliances. *Flexible Control Options: With the capability of two-way control, you can easily manage your devices from multiple locations, insure that you have complete order over your home environment. *Compact Design: Measuring just 49*49*23mm, this mini switch is designed to fit in tight spaces without compromising on performance, making it good for various home setups. *Multiple Device Management: A single transmitter can control up to five receivers, and each receiver can store signals from five different transmitters, offering versatile control over multiple devices in your home. *Robust Specifications: Supporting a working voltage of 100-240V and a maximum current of 10A/16A, this smart relay is engineered to handle a wide range of devices safely and efficiently. Specifications: *Product Name:Smart relay *Material:PC *Size:49*49*23mm *Color:White Package Content: 1 x Smart relay Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. 【for SMART SETUP】 Connect this WiFi RF433 Smart Switch with systems like for management of lights and appliances in your smart ecosystem. 【TWO-WAY CONTROL FOR FLEXIBILITY】 Enjoy the freedom to control your devices from multiple locations, you have total over your living space. 【MINIMALIST COMPACT SIZE】 With dimensions of just 49 49 23mm, this mini switch is designed to fit neatly into small spaces without compromising on performance. 【MULTI-DEVICE MANAGEMENT MADE SIMPLE】 One transmitter can operate up to five receivers, while each receiver can store signals from five different transmitters for ultimate convenience. 【STRONG OPERATIONAL CAPABILITIES】 Capable of functioning within a voltage range of 100-240V and handling currents up to 10A/16A, this smart relay is designed for safe and effective device management.