Multipurpose Shield V1 Solderless Learning Board Expansion Port For ArduinoDescription:Multi-purpose Shield V1 is a learning board based on Arduino. No need for soldering and connection. Download the program directly to complete experiment. It is multi-purpose and we offer code library of all modules that have been tested. You can use them directly. We reserve a expansion port on the shield to help you to complete other experiment.Features:- Able to combine the shield with mainstream controller on the market、such as UNO R3 and MEGA2560- Use 2-channel LED indicator light to show the working condition of program、 convenient for program debugging- 2-channel switch、 support experiment external interrupt  - One reset button- DHT11 temperature and humidity sensor module、  support temperature and humidity measuring experiment - One rotary potentiometer、  support analog input - Passive buzzer module to alarm or make sound - Full-color LED light- Photosensitive resistance to  detect the intensity of ligh t - LM35D temperature sensor、 support temperature measuring experiment- Infrared receiver to detect infrared receiving function- 2-channel digital quantity port (D7、 D8)- 1-channel analog quantity port (A3)- One IIC interface- One TTL serial portPackage included:1 x Multipurpose Shield V1