Sonoff MINIR2 Dual-Control WIFI Smart Switch DIY Small Modification Parts Use smart phones or voice commands to easily automate household appliances in the eWeLink app. It supports 3 trigger modes, namely pulse mode (applicable to button switches), edge mode (applicable to SPDT switches) and the following modes (applicable to switches marked as "ON" and "OFF" and with dry contact output Sensor). It supports a DIY mode (designed for developers), which allows users to integrate MINIR2 into a third-party smart home control system, thereby achieving LAN control without cloud services (such as home assistant, openHAB). Features: 1. Use the app to control the device. 2. The device is required to be turned onoff by voice commands only. 3. Set the time when the device automatically starts or stops working. 4. Allow developers to burn firmware to access more features they want. 5. Support rocker light switch to control device (not including automatic return switch). 6. Create a smart scene, turn it onoff by tapping the phone 7. Even if there is no normal Wi-Fi connection, you can run the device on your phone. parameter: 1. Material: PC V0 2. Wi-Fi: IEEE 802.11 b g n 2.4 GHz 3. Compatibility: Android, iOS 4. Input: AC 100-240V, 50 60Hz, 10A max 5. Output: AC 100-240V, 50 60Hz, 10A max 6. Product size: 4.26 x 4.26 x 2cm