The Honeywell Zephyr™ Digital Airflow Sensor can be customized to meet application specifications. Options include: port style (long or short port), housing style (fastener or snap mount), supply voltage (3.3VDC or 5.0VDC), and output format (digital I²C address options of 0x29, 0x39, 0x49, 0x59, 0x69, or 0x79).