I don’t know much about this one. This is the Webb Electric Co. Transformer Model IDA8, featuring 13 outlets and a step-down conversion function. Measures about 4 inches in diameter. It operates at a primary voltage rating (AC) of 115 V and a primary voltage rating (DC) of 36 V. The transformer has a toroidal design and is suitable for use with electrical equipment in various industries. It also has a minimum operating frequency of 50 Hz and a maximum operating frequency of 50 Hz. Additionally, the transformer has a number of phases of one and secondary voltage rating (DC) of 36 V, 15 V, and 9 V. Look at the pictures and decide for yourself. Email me with any questions. I do combine shipping.