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The TEC1-12703 Thermoelectric Cooler Module is a compact and efficient solution for achieving precise temperature control in small electronic systems
and present the results on an easy-to-read LCD screen
Soldering Wire: 20/22 AWG soldering Wire with rosin core flux (100 Grams)
Connection: 2-pin terminal (Positive & Negative)
HTU21D Temperature and Humidity Sensor Module Perf board The TEC1-12703 Thermoelectric Cooler ModuleThe HTU21D is a high precision digital temperature and humidity sensor module that provides accurate environmental measurements with low power consumption. It features a capacitive humidity sensor and a band gap temperature sensor, making it ideal for weather monitoring, industrial automation, HVAC systems, and IoT applications. The sensor communicates via an I2C interface, ensuring easy integration with microcontrollers like Arduino, ESP8266, and
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