Ideal for use in home offices, small businesses, and light industrial manufacturing applications. -UL Rated 3-A:40-B:C. -Rechargeable: after use, unit can be refilled, charged and returned to duty. -Large, Easy-To-Read Pressure Gauge. -Mounting Bracket. -5-Year Limited Warranty. -Steel Handle & Head: for added durability. -Great for use in all rooms, also can be used for truck and other transportation needs. -Exceeds NFPA 10 minimum code requirements.