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MQ7 MQ 7 MQ-7 CO Carbon Monoxide Coal Gas Sensor Module detects the concentrations of CO in the air and outputs its reading as an analog voltage
Safety features: Built-in protection against overloads
1 X DHT11 Digital Relative Humidity & Temperature Sensor Module
Wireless Router
Right side: Phototransistor (NPN)
5k Ntc Waterproof Temperature Sensor - Industrial Grade 0.04mm MQ7 MQ 7 MQ-7 COFully waterproof 5K NTC temperature sensor designed specifically for industrial and factory applications. This heavy duty sensor provides accurate and reliable temperature measurement in harsh environments, with a robust construction that withstands demanding conditions. 5K NTC thermistor for precise industrial temperature sensing Fully waterproof construction for harsh environments Operating temperature range: 25C to 105C Industrial grade quality and
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