DevDuino Sensor Node is a compact Arduino-compatible microcontroller and is designed to build wireless networks based on transceiver nRF24L01. You can easily connect other sensors or actuators to this platform, to build your remote monitoring or controlling system. Features Built on Arduino-compatible architecture Clock frequency - 16MHz (may be reduced to reduce energy consumption by up to 8MHz) Integrated temperature sensor MCP9700 (-40 ° C +125 ° C, accuracy of ± 2 ° C) Built-in voltage divider (to monitor the supply voltage) Built-in clock button built-in LED 3 GROVE-compatible connector: I2C, Analog, Digital Power from one element CR2032 (not included) Dimensions 30 x 40 mm Application Package Include: DevDuino Sensor Node nRF24L01+Module Documentation Please visit the wiki page for more information about this product. Support If you have any further question for technical support, please contact support(at)devicter.ru.