• Flame sensors can detect fire or light sources in the wavelength range of 760 nm to 1100 nm
• The mini fan module consists of a 130 DC motor, fan blades, drive circuit, and a red RJ11d port
• Gas Sensors include MQ2 smoke sensors with good repeatability, long-term stability, short response time, and durable performance
• The Slider Potentiometer module contains a potentiometer with a maximum resistance of 10K. It can be used to adjust motor speed, LED brightness, etc
• Micro bit is an entry-level development board designed by BBC for teen programming education. It supports the PXT graphical programming interface developed by Microsoft

The Sensor Package B contains the following items:

1 x Flame Sensor

1 x Mini Fan Sensor

1 x Gas Sensor

1 x Linear Sliding Potentiometer

1 x Microbit Shield

1 x Multi-Touch Sensor

1 x Six-Way Line Tracking Sensor.