It's adpopted the polish stainless steel inside, which is flat neat and wearable. The surface material of pass box is cold rolled steel or stainless steel.
Doors in two sides with mechanical or electronic interlock device make them cannot be opened at the same time.
Although it has simple structure, the appearance is so beautiful and the operation and maintenance is also convenient.
Customized function and sizes are always available addtionally , UV lamp can be installed.