TOWO SM-SM20 2P 63A WiFi Over-Under Voltage Protector With Leakage Protection Meter

TOWO SM-SM20 2P 63A WiFi over-under voltage protector integrates Class I high-precision LCD leakage energy meter and 7-fold comprehensive safety protection covering overvoltage, undervoltage, overcurrent, leakage and over-temperature, equipped with auto reclosing and prepayment metering functions to track hourly and yearly power consumption. Supported by WiFi+Bluetooth dual wireless connection, it delivers mobile APP remote switch control, multi-mode timing automation and voice control compatible with Alexa & Google Home, standard DIN rail mounting brings safe, intelligent power monitoring for household single-phase distribution systems.