About this item：
- 【Simple Number System】This call next system is suitable for many queuing occasions，such as restaurants，coffee shops，clinics，nail salons，barber stores，pet hospitals，schools，companies and so on. The display can alert customers who are waiting in line for service that it is their turn to go to the counter.
- 【Long Time Display】When you press the CALL key，the display will broadcast "Next one please，it is your turn". The "Next" word will remain displayed until the CANCEL key is pressed. So there is no need to worry about the customer missing a call.
- 【Clear LED Number Display】The display uses outdoor high-brightness lamp beads to avoid unclear vision when viewed from a distance. The signal range is up to 150m（500ft）in an open area and 30-50m（100-160ft）in obstacle field.n
- 【Plug and Play】The counter call system does not require a network connection and does not cost anything. We've paired the button transmitter with the display receiver before shipping, it is ready to use when connected to a power source.
- 【Waterproof Call Button】This counter button is designed with waterproof silicone to protect the circuit board and increase its lifespan.12V 23A battery is easy to purchase and replace. We also include an extra free call button of the same model for you as a spare.
Counter pager use process：
1. Customers wait in line.
2. Staff call customers in queue order.
3. Customers go to the counter that is idle to get service.
4. After the customer is seated，the staff presses the CANCEL key to cancel the call.
Tips：When the display shows the “Next” word，it means that the counter/window/room is available；when it show "- - -"，it means that it is in service.