MiniMeta is a maintenance-free single gas detector, it offers up to 2 years of protection-with no need for calibration, sensor replacement, battery replacement or battery charging. It’s IECEx, ATEX, CNEX explosion proof certificated and meet the highest standards of quality and reliability to ensure workers’safety and compliance. MiniMeta is small, sturdy, ergonomic, and can be attached to a work coat or cap with alligator clips for easy carrying.