The TR-602E is the Powered Air Turbo for 3M Versaflo TR-600 series Powered Air Respirator.The system includes an airflow indicator and spark arrestor and is approved to EN 12941 Class TH2 or TH3 (dependant on headtop). Filter, belt, breathing tube, battery and charger not included. Three selectable flow rates (185 l/min, 205 l/min or 225 l/min) for maximum comfort with a steady airflow, Visual, vibratory and audible warning alarms show you low battery and low air flow, Battery charge, airflow and particulate filter loading status indicators, Choice of battery types: standard or high capacity, TR-600 Powered Air Turbo, in combination with 3M headtops, has been tested and approved to EN12941, Dust protection and protection against spraying water from all directions to EN60529 IP 54, Dust tight and temporary submersion to 1m to EN60529 IP 67