Sonoff Powr3 สวิทช์อัจฉริยะ 25A/5500W พลังงานควบคุมด้วยเสียงพร้อม Amazon Alexa

 25A/5500W Highest Output Power POWR3 has the highest output power to make your high-powered devices smart, or as a single room-meter to measure power consumption.  Measuring Power Consumption Keep track of active power, current and voltage of your appliances on App.  Overload protection Once an abnormality was detected, the power will be cut off to avoid device damage and danger.  One-tap switch on/off remotely POWR3 can cut off power wherever you are that can ensure the safety of your appliances and save on hidden electricity bills.  Voice Control Compatible with Amazon Alexa, Googl