Place of Origin : zhengzhou,China
A prepaid energy meter is a smart energy metering device that integrates metering, control, and payment. Unlike traditional meters, prepaid meters utilize a “pay now, use later” model. Users can top up their balance via mobile apps, or cloud platforms.
More Info: https://comperepower.com/product/kpm31-single-phase-wifi-4g-din-rail-prepaid-energy-meter/