SONOFF RFR3 WIFI DIY Smart Switch 433MHz RF Control Timer Light Controller APP Wireless Remote Control Home Module Work with Alexa Home Automation Kits SONOFF RFR3 WIFI DIY Smart Switch 433MHz RF Control Timer Light Controller APP Wireless Remote Control Home Module Work with Alexa Home Automation Kits Features: Remote Control: Manage devices from your phone, anywhere and anytime. Wide Compatibility: Support Amazon Alexa & Assistant to turn on/off devices. One For All: Make one device trigger on/off another one or groups of devices. RF Control: Control devices with a remote controller with 433MHz. Voice Control: Control SONOFF devices with the utilization of IFTTT supported app and services. DIY Modes: The DIY Mode allows you e the REST API to connect SONOFF RFR3 with your existing home automation system. LAN Control: Turn on/off the device when no Wi-Fi access in LAN Mode. Share Control: Share devices with your family to control together. APP Control: Show the real-time status on the eWeLink app for devices. Monitor: Can connect an old phone to make it monitor and control devices. Connection: 1. Search and download the APP " eWeLink " on the App Store or Play. 2. Log in or Register an eWeLink account. 3. Add the device. *** Please read the User Guide carefully before use. Specification: Brand: SONOFF RFR3 Max Current: 10A Max Power: 2200W Power Supply: AC 100-240V Gang: 1 RF: 433.92MHz Wireless Standard: IEEE 802.11 b/g/n 2.4GHz Enclosure Material: PC V0 Product weight: Approx. 60g/2.12oz Product size: Approx. 9.1*4.3*2.5cm/3.58*1.69*0.98in Package weight: Approx. 70g/2.47oz Package size: Approx. 9.5*4.5*3cm/3.74*1.77*1.18in Note: Item color may show slight aberration due to different shooting light and monitor display. Package list: 1 * RFR3 WIFI Switcha 2 * Wire Fastener 1 * Jumper Cap 4 * Screw 1 * Quick User Guide