RTC (Real Time Clock) DS1302 Clock Module Technology Suitable for detecting the concentration

Suitable for detecting the concentration of carbon dioxide

separate the switch and the magnet when the switch is closed

instead of wrtiting or typing on screen

1*Sensor Shield V5

Fixed bolt hole for easy installation

RTC (Real Time Clock) DS1302 Clock Module Technology Suitable for detecting the concentrationThe DS1302 is an accurate clock module which contains a real time clock calendar and 31 bytes of static RAM. Communication with the host microcontroller is through the serial I2C interface. The unit provides seconds, minutes, hours, days, weeks, months, and year information. Features: The clock operation is configurable between 24 or 12 hour operation with AM PM indication. The module uses three leads: RST (Reset), DAT (I O Data), and CLK (Serial