Description Real-time clocks (RTC), as the name recommends are clock modules. The DS1307 real-time clock (RTC) IC is an 8

Setting Supply voltage: DC 5V-60V Weight: 34g Features: buzzer alarm Description of the functional mode OPE: relay closing time KEY:

XY-TR01 Thermostat Temperature Humidity Sensor Thermometer Hygrometer Controller Module with LED Digital Display Dual Output DC6-30V Characteristics Temperature range: -20