[Product Name]:Standard Logarithmic Visual Acuity Chart
[Distance]:5M
[Product Size]:900x315x15mm
[Package Size]:1000x350x90mm
[Power]:40W
[Power Supply]:AC100-240V 50/60Hz
[Net weight]:3KG
Notice:
We will send you American / European Standard Plug according to your address country!!
If you don't use it in your address country,pls leave message when you order!!!