DevDuino Sensor Node V1.3 ATmega 328+RC2032 battery holder (Seeed 830068001)

• 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
• 2 power circuits 2.4G nRF24L01 + (by a jumper)
• 3 GROVE-compatible connector: I2C, Analog, Digital
• Power from one element CR2032 (not included)
• Dimensions 30 x 40 mm