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1PCS SCD41 CO2 Carbon Dioxide Gas Sensor Gas Detect Module Temperature Humidity Sensor I2C Communication 2.4-5.5V
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  • $52.98 
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  • $51.58 - $52.98
1PCS SCD40 Gas Sensor Module detects CO2, Carbon Dioxide, Temperature and Humidity 2 in 1 Sensor I2C Communication SCD40 Gas Sensor Module
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  • $55.97 
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  • $54.57 - $55.97
2PCS ENS160+AHT21 Carbon Dioxide CO2 eCO2 TVOC Air Quality and Temperature and Humidity Sensor Replace CCS811 for Arduino
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  • $43.98 
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  • $42.58 - $43.98
3PCS DC 12V-36V Voltage Protection Module Digital Low Voltage Protector Disconnect Switch Over Discharge Protection Module Output 6-60V XH-M609
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  • $18.48 
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  • $17.08 - $18.48
DC5521 Fan Speed Control Regulator,DC 5.5mmx2.1mm Male Output to Female Input Fan Speed Control Knob PWM Adjust Wind Speed Module for 5-24V Fans, Motors, and Water Pumps
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  • $28.98 
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  • $27.58 - $28.98