Dustbowl capacity 15 ounces; Lithium technology for strong suction and fade free powerExclusive pivoting nozzle means huge power in a compact sizeA high performance motor provides superior suction capability. Replacement Filters : PFV110The cyclonic action spins dust and debris away from the filter keeping suction power strong3 stage filtration system. Charge only at ambient temperatures between 50°F (10°C) and 104°F (40°C)