Details：

With Pure oxygen-free copper wire + high quality iron core. Optimized sound density design,also with Oxygen-free copper shield. Primary：0-115V 0-115V (it can connect as 115V or 230V input) Secondary: 0-220V (0.034A) 0-220V (0.034A) 0-7V (1A) 0-7V (1A) Transformer Power: 30W (30VA ) Size:81*73*46mm (W*L*H) Package included：30W R-core transformer x 1 we also can accept custom-make other voltage and power. if you need. Please contact us.