Check the listing for details. ANALOX ATA Pro Trimix Analyzer Replacement Helium Sensor - Scuba Dive. Condition: New. Listed at 220.95 USD. ANALOX ATA Pro Trimix Analyzer Replacement Helium SensorProduct DetailsThe Analox Replacement Helium Sensor is a fresh sealed He Sensor for the Analox ATA Pro Trimix Analyzer. Sealed in an airtight bag from manufacturer ensures freshness. RETURN POLICIES We offer a 30 day return policy from checkout winning date.No RMA number is required for any returns. Message us for return instructions.COMMUNICATION If you have a problem or question regarding your transaction please contact us before leaving any type of feedback. We will work with you to resolve any problem you may have.SHIPPING Our standard shipping service is free, your order will be processed within 24 hours. Transit time varies from 2-5 business days.Expedited shipping takes 2-3 business days.One Day shipping takes 1-2 business days.