The Hall Effect Sensor Module can be used to detect the presence of an magnetic field. If there is an magnetic field present, it will report a high level signal.
The MQ131 Gas Sensor Module is manufactured with materials that are sensitive to ozone. In the presence of the ozone gas, the sensor’s conductivity is more higher along with the gas concentration rising.
The XL4005 is a 5A DC-DC Adjustable Step Down Module Power Supply Converter. This product is a 180 KHz fixed frequency PWM buck (step-down) DC/DC module with high efficiency, low ripple and excellent line and load regulation.
The CD4001BM, HEF4001BT, and MC14001D are NOR gates provide the system designer with direct implementation of the NOR function and supplement the existing family of CMOS gates. All inputs and outputs are buffered IC SOP-14 Pins Package.