ITEM NAME:Multifunction Expansion Board LM35 DHT11 Temperature Humidity I2C interface Descriptio n Description: Fully compatible with Arduino R3 interfaces Providing Arduino beginners basic experimental module A board integrates various modules function No welding, no connection, you can download the program directly to complete the experiment Provide all the module code library files, all tested and can be used directly Set aside expansion port, you can complete other modules experiment Specifications: Function: 2-way button module 2-way LED module Full Color LED Module IR receiver module Brightness sensor module LM35D temperature sensor module Passive buzzer module Rotary potentiometer module DHT11 temperature and humidity sensor module One I2C interface (A4 SDA, A5 SCL) One TTL serial port Two channel digital ports (D7, D8) One channel analog port (A3) Reset button Package Included: 1 * Multifunction Expansion Board Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. High quality buy, happy buyï ¼ Multifunction Expansion Board LM35 DHT11 Temperature Humidity I2C interface.DHT11 temperature and humidity sensor module. One I2C interface (A4 SDA, A5 SCL). 1 Multifunction Expansion Board. Brightness sensor module. LM35D temperature sensor module. 2-way button module. 2-way LED module.