PAF-0060 CleanSpace EX is an intrinsically safe filter-ventilation unit, certified for use in potentially explosive atmospheres (underground coal mining, oil and natural gas, petrochemical industry, chemical handling); properties: high protection P3/TM 3 99.95%; comfort and low weight; no hoses, tapes or batteries on the belt; reusable and cost-effective; easy one-button operation; up to 8 hours of operation (12 hours when charged during a lunch break) Smart AirSensit™ technology; specifications: air flow up to 220 l/min; Lithium-ion polymer battery; charging time less than 2 hours; the package also includes a battery charger