SPECIFICATION-Charger voltage: 110V/220V- Air supply flow rate: Gear 1: 62 L/min; Gear 2: 74 L/min-N. Of air pump: 1.32LBSPACKAGE-1 x Air Pump-1 x Full Face Mask-2 x Air Pipe-1 x Canister-1 x Charger. Package Dimensions? 13.5 x 7.9 x 7 inches; 3.9 Pounds. Department? Unisex. Date First Available? March 13, 2024. Country of Origin? China. Best Sellers Rank: #414,594 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #339 in Reusable Respirators. #339 in Reusable Respirators. Customer Reviews: 3.0 3.0 out of 5 stars 5 ratings. And we will work with you to resolve it to your satisfaction.