Call device

Abstract

1. The name of the design product: elevator calling device. 2. The use of the design product: hall outside elevator. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: front view. 5. Other circumstances that need to be explained: Figure 1 is the state after interacting with the up key, and Figure 2 is the state after interacting with the down key; refer to Figure 1 for wall-mounted installation state; refer to Figure 2 for column installation state.

Images