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    GY-21 Si7021 SHT21 I2C High Precision Humidity Temperature Sensor - Arduino Pi

    • Item No : 313603434427
    • Condition : New
    • Brand : Unbranded
    • Seller : st-8078
    • Current Bid : US $5.82

    • * Item Description

    • The Si7021 is a low-cost, easy-to-use, highly accurate, digital humidity and temperature sensor. 1x GY-21 Si7021 Temperature & Humidity sensor. There are only four pins that need to be hooked up in order to start using this sensor in a project.
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