It is a AC SCR Voltage Regulator - 220V 2000W - Speed Controller - Dimmer electronic dimming dimmers speed regulator, input AC voltage , 220V, voltage regulation range of 90-220V, it suitable for electric furnace, water heater, lamps, small motor, electric iron etc.
This module is based on a high precision ZMPT101B voltage Transformer. This module makes it easy to monitor AC mains voltage upto 250 volts. This module comes with Multi-turn trim pot which can be used for adjusting the Analog output.Using ZMPT101B AC Voltage Sensor you can easily measure main voltage using Arduino or even Raspberry Pi (external ADC required)
