using WhereTag IV Button Tag (BT) , Manufacturing and/Or a user in an assembly operation can request a service for a particular part, Without leaving the workstation. Special parts or service requests can be assigned to a single WhereTag IV BT The label, Ask the user to point to the desired item.

WhereTag IV BT support 3 Different operating modes: call, Switching and 3-STATE. LED Blinking Indicates the function status. In call mode, The device sends the status each time the button is pressed. In switch mode, The state changes each time the button is pressed. And by 3-STATE model, The user can press the button once, Two or three times, said 3 Species switching state. This mode, LED Will flash once separately, Two or three times.