The Makita 1/2 HP 1 Gallon Compact, Oil-Free, Electric Air Compressor Kit (model MAC100QK1) features a Quiet Series Design, combining strong performance with lower noise. At only 58 dBA, it's ideal for indoor use during case and base installation, trim and finish carpentry, cabinet or furniture making, and more. The MAC100QK1 includes an 18 Gauge Brad Nailer, 25' PVC hose, and universal couplers.