The Aquasol POM-5B Ultra High Purity Oxygen Monitor Kit is an essential tool for any welder who demands the highest quality results. This kit includes everything you need to accurately measure and monitor oxygen levels in your purge gas, ensuring that your welds are free from defects. Features Cutting-edge Bluetooth technology for remote monitoring from Android, iOS, and Windows devices Rechargeable battery for long-lasting performance Internal pump for accurate oxygen concentration measurements Data logging capabilities for creating permanent records of real-time data Built-in, programmable multi-language feature with on-screen instructions in English, Spanish, German, and Portuguese Compatible with a variety of voltage and frequency specifications Built-in dust filter Factory calibrated and certified, accompanied by a dated certificate of authentication Application High purity welding Titanium welding Nickel alloy welding Stainless steel welding Aerospace welding Instructions Setu