Gravity: Ring 2D QR Code Scanner _MAKE_POWER_ACC We made it easy for

We made it easy for you to get some color right into your next project

Length: 2m

Analog Gas Sensor(MQ5)(SEN0130) x1

Also take care not to contact any metal objects with the breakout to avoid shorting the battery (don't toss it in a box with other breakouts or conductive materials)

brass/copper sheet - even branches around your garden

Gravity: Ring 2D QR Code Scanner _MAKE_POWER_ACC We made it easy forThis highly integrated QR code scanner can recognise common 1D codes and 2D codes. With its compact footprint, it employs the easy to connect DFRobot Gravity Interface and is equipped with a colourful indicator that feeds back the sensor recognition status by showing different colours. Operating at 3. 3V 5V, the scanner is compatible with UART and I2C communication, which makes it easier to develop on controllers like Arduino, ESP32, Raspberry Pi and