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Product Sensor style Standout Formaldehyde HCHO Sensor Gravity environmental sensor Current item Oxygen Sensor I2C Gravity by DFRobot chemical sensor module with I2C I2C interface Analog Dissolved Oxygen Sensor Meter Kit For Arduino Gravity chemical sensor module with analog output analog output Air Quality Monitor PM 2
It can be installed under your UNO
Touch Module
1 × Electrical Wire Mini Cable Cutters
border-radius:8px} Reliable LED Parts for Indicators
Relay 1-Channel 9V Level Trigger Optocoupler Module optical fingerprint sensor Product Sensor style Standout FormaldehydeOne Channel Relay Board for 9V Control Systems The Relay 1 Channel 9V Level Trigger Optocoupler Module is a one channel relay module built for 9V class control systems that need a ready made relay output board instead of a raw relay component. It includes an optocoupler and standard NO COM NC relay terminals for easier integration. This is a useful option for control panels, industrial style logic, trigger circuits, and other builds where the
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