DiGiYes 2PCS Multi-Functional Expansion Board Sensor Shield Module Multi-Function Shield ProtoShield with Four Digital Display Compatible with Arduino UNO R3

Features: - DS18B20 and LM35 temperature sensor interface can be used for temperature measurement experiments. - The infrared integrated receiver can be used in any infrared remote control experiment. - The buzzer can be used for sounding experiment.(The alarm can be sounded, etc.). - Bluetooth, wireless interface, voice module, voice recognition module can be used for wireless communication experiments. - The steering gear interface is convenient for driving the steering gear. - The infrared detection interface is convenient for docking with the infrared, realizing the traffic statistics, etc. Package Included: 2*Multi-functional Expansion Board Sensor Shield