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Connections :
with a voltage between 5 and 35V DC - or one stepper motor
Resolution: Temperature and Humidity both are 16-bit
This sensor is pre-calibrated and don’t require extra components so you can start measuring relative humidity and temperature right away
ESP8266 has powerful onboard processing and storage capabilities allowing it to integrate with sensors and other devices through GPIOs with minimal development up-front and minimal loading during runtime
NFC RFID 13.5 Mhz (Read -Write) 5A driver Connections :Introduction : NFC, in short for Near Field Communications is a technology standard based on Radio Frequency Identification (RFID), transmitting information wirelessly over short distances. This module is built around NXP PN532. The module is equipped with onboard antenna, thus no external antenna coil is needed. It is compatible with SPI, IIC and UART interface for communication. With NFC library support for Arduino. This feature is available in the
US$ 81.59
US$ 41.99
US$ 81.59
US$ 81.59
US$ 81.59
US$ 81.59
