KG3022D Automatic microcomputer ringing bells
PRODUCT NAME: KG3022D MICROCOMPUTER RINGING CONTROLLER
Number of Rings: 28 Time/ Day
Ring Duration: 0-59 Seconds
OPERATING VOLTAGE: AC220V 50HZ
SIZE:120*75*50MM
WORKING TEMPERATURE:-10 -55°C
OWN POWER CONSUMPTION:LESS THAN 1W
APPLICABLE ENVIRONMENT: TEMPERATURE-25 -60°C, HUMIDITY <95%RH