ONEHP Alcohol Sensor Soldering Project Electronic Project Kit DIY Parts Beginners Learning Welding Assemble


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Main Features

[ Product Parameters ]: 1. Working Voltage: DC 9V 2. PCB Material: 1.6mm RF-4 Plate, 3. Installation: DIY soldering assembly, 4. Type: Logic ICs Operating, 5. Temperature: 0-45℃. 6. Size dimension:62*36mm

[ Product Description ]: Alcohol concentration alarm circuit is an alarm control circuit composed of gas sensor MQ-3. When there is alcohol vapor in the environment of sensor M-3, the conductivity of sensor will increase with the increase of alcohol vapor concentration. By measuring the series voltage between the sensor and the fixed resistance, the alcohol concentration in the environment can be determined.

[ Applicable Crowd ]: 1. Experienced in soldering, 2. Interested in soldering and assembly, 3. Strong hands-on ability, 4. Learners of circuit and electronic soldering, etc.

[ Notes ]: Component position and specification parameters are printed on our design board and can be made by first making screen parameters based on the board. Reasonable circuit layout design. Use your creativity, DIY Your most unique electronic product!

[ Warning ]: This product needs to be soldered by yourself. If you have no soldering experience, please read the welding instructions carefully and use soldering tools carefully in order to avoid safety problems.If you need instructions or have any questions about the product, please consult customer servic


Compatible With


Accessory Type

Extension Board

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