... outside bedroom Touchable hotel Smart touch screen switch fpr hotel with door bell, clean, do not disturb, wait functions Specifications1. Multicolor ... energy saving 5. OEM made welcome1 .With the special card, you can open the door, and just insert the same car, ... Shell Color: Gold, Silver, White (other can be customized) Smart touch screen switch fpr hotel with door bell, clean, do not disturb ...