hotel doorbell with Room number display screen

Description

Case Material: Imported fireproof PC plastic
Shell color: Golden or silver-plated frame
Operating Voltage: AC **0V ~ **0V (other voltages can be customized)
Dimension: Diameter **2mm 
Features: Super bright LED digital tube display hotel room number, room number, smart setting, tamper with them. (Change of method see the product installation, the product side to take off the shell can be seen set methods);
Smart touch-screen ding-dong doorbell trigger;
Do not disturb doorbell trigger self-locking; (Do Not Disturb lights, the server is locked on its own touch-screen bell triggering)
Please clean

When guests want to clean the room, in the room by pressing the "Please clean up" switch, the door with a clean logo signs in the light Always, waiters will see a prompt that is timely and clean rooms; when the guests want to rest or engage in other activities when you do not want to be disturbed, just in the room by pressing the "Do Not Disturb" switch, the door signs not to interference with the logo lights Chang Liang, suggesting that other people do not disturb, this time even if the press the doorbell switch, the room inside the bell will not ring.
Because it is the instantaneous burst-ding-dong doorbell device, can not long hold down the touch screen to trigger the ding-dong doorbell, so need to jog touch screen to trigger the doorbell.

Set room number
Please open the front panel, When powered on, press the B button, a figure in the flashing, then press A key for digital adjustment, Each press A key figure on the increase in time, until you need for your figures, then click the B key, a number of forward and flashing, press the A button to adjust the number, repeat until you have completed adjusting all the figures, and finally click the B button, digital display "- - - -", the auto-save your settings.