Compared with the traditional meter, this product looks small and beautiful, light weight, easy to install! The traditional maximum current meter is 4 times the rated current, the product is smart meters, overload capacity. Up to 12 times the base reference current. This product is measured by LCD digital power, no reset button, to avoid human tampering with the data! The meter is multifunctional rotation display real Voltage, real current, , total Energy KWH. Parameters: Maximum current: 80A Pulse frequency: 2000imp / kwh LCD display with backlight Pulse LED indicates working of meter. Pulse output with optical coupling isolation 35mm DIN rail installation Colour: white Material: plastic Package Contents: 1 * Energy meter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.