LED Light Setting
LED fill light is mainly designed to reinforce the light at night or in a dark environment.
Set it up on the Device > Light > LED Fill Light interface.

Mode:
Auto: Turn on the LED light automatically based on the minimum and maximum photoresistor value.
Always OFF: Turn off the LED light.
Specific Time: Turn on the LED according to the schedule.
Min/Max Photoresistor: Set the minimum and maximum photoresistor value to automatically control the ON-OFF of the LED light. If the photoresistor value is less than the minimum threshold, turn off the LED. If the photoresistor value is greater than the maximum threshold, turn on the LED.
LED Light Status
LED display adjustment is used to indicate the light changes of the call button in different states. The LED status allows users to verify the current mode of the device.
Set it up on the web Device > Light > Light of The Button interface.

Device Status: There are six statuses: Normal, Offline, Calling, Talking, Receiving, and Emergency Alarm. The status cannot be changed.
Color: Select from Blue, Red, and Purple. You can select Red & Blue(flashing red and blue alternately) for Emergency Alarm status.
Display Mode: Set the different flashing frequencies.
Card Reader Area LED Control
You can enable or disable the LED lighting on the card reader area. You can also set a specific time to turn on the light.
Set it up on the Device > Light > Light of The Card Reader interface.

Start Time - End Time(Hour): Set the LED light valid time. If the time is set from 8-0(Start time - End time), the LED light will stay on from 8:00 a.m. to 12:00 p.m. for one day(24 hours).