Meets specs for the BW Tech Gas Alert MicroClip XT gas detector BW Equivalent PN: SR-X10-C1 Specifically compatible with Altair 4, not compatible with Altair 4X or 4XR The AlphaSense O2-A2 oxygen sensor is a replacement sensor for hand-held gas detectors that use an O2-A2 sensor. This oxygen sensor is designed to provide students or scientists with proven electrochemical technology. OEMs will appreciate the low power, dependable technology for use in high volume applications. ELECTRICAL SPECIFICATIONS Supply Voltage 3.3 to 5.5 VDC Peak Supply Current 10ma Average Power < 3mW (1 second streaming 1 min logging) UART Tx 3V 9600 Baud N 8 1 UART Rx Voltage 3V – 5V Operating Temp ‐30C – 60C Humidity 0 – 99% RH (non-condensing) Barometric Pressure 50-115 kpa