It is a contactless infrared thermometer for use with Arduino or any microcontroller capable of communicating with the latter via its I2C interface. This sensor is delivered with an opto-isolated card with all the components necessary for operation and a set of header pins. Type of module: GY-906. Chip: MLX90614. Power supply: 3-5v. Communication mode: IIC standard communication protocol. High precision non-contact temperature measurements. Thermal comfort sensor for mobile air conditioning control system. Temperature sensing element for residential, commercial and industrial use. Automobile steering angle detection. Industrial temperature control of moving parts. Temperature control in printers and copiers. Household appliances with temperature control. Health care. Livestock monitoring. Motion detection. Temperature control in several zones - up to 127 sensors can be read via 2 common wires. Thermal relay / alert. Body temperature measurement.