EC Buying MS1100 Gas Sensor, VOCs Sensor for Air Quality, Carbon Dioxide Formaldehyde Monitoring TVOC CO2 Gas Sensor Module, Sensor Arduino I2C auspowers_batchtwo The length of the tape

The length of the tape is really long

1/2in(12mm) hose barb

smudge-free printing every time

but it will be changed into an "setting model" when you press its "key" button

EC Buying MS1100 Gas Sensor, VOCs Sensor for Air Quality, Carbon Dioxide Formaldehyde Monitoring TVOC CO2 Gas Sensor Module, Sensor Arduino I2C auspowers_batchtwo The length of the tapeEC Buying MS1100 Gas Sensor, VOCs Sensor for Air Quality, Carbon Dioxide Formaldehyde Monitoring TVOC CO2 Gas Sensor Module, Sensor Arduino I2C Instructions for use: 1. Power supply voltage: +5V 2. AOUT: Analog output, voltage value change corresponding to gas quantity detected by chip, single chip can connect directly using ADC. 3. DOUT: Digital output is the result of comparing the output voltage values of AOUT and adjustable resistor, output