Rocorder for sum of electric charge

The utility model provides an electronic recorder which is provided with a casing. A window which is installed with a magnifier is provided on a front end plate of the casing. An observation hole is provided on the bottom plate of the casing, and a first reflective mirror is installed on the inner wall of the top plate of the casing. A second reflective mirror is installed on the right inner wall of the observation hole of the base board. The first reflective mirror and the second reflective mirror are relatively installed. The utility model has advantages through the repeated tryout that: the utility model can be used at any time periods; the electric meter number can be clearly magnified; the electric meter number can be accurately read by the inspection personnel; the working efficiency is high; the use is convenient and safe; the labor intensity of the personnel is reduced; the manufacturing cost is lower; etc.