Have you looked at Shop-Vac? They make multiple sizes, the small wing being a cute 1 gallon (3.7 liters) desk version: https://www.shopvac.com/products/shop-vac

Have you looked at Shop-Vac? They make multiple sizes, the small wing being a cute 1 gallon (3.7 liters) desk version: https://www.shopvac.com/products/shop-vac%C2%AE-1-gallon-1-0-peak-hp-micro-wet-dry-vacuum https://www.shopvac.com/products/shop-vac%C2%AE-1-gallon-1-0...