SONOFF 1/2/4 Gang Power Metering Smart Switch Voice Control for Alexa 10-25A SONOFF DUALR3 Dual Relay Two Way Power Metering Smart Switch Description: 【Roller Shades Motor Control】Let your electric curtains, roller blinds, etc become smart immediately. 【External Switch Two-Way Control】DUALR3 has 6 types of external switch detection mechanisms, making it suitable for most physical switch control. 【Power Metering】The 2-Gang detects voltage, current, and power values and counts the power consumption for you independently to allow for reasonable energy consumption control.Not available for DUALR3 Lite. .
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