Universal Security Instruments, Inc. designs and markets a range of safety products. The Company's safety products consist of smoke alarms, carbon monoxide (CO) alarms and related products. It also markets products to the electrical distribution trade through its subsidiary, USI Electric, Inc. It markets a range of residential smoke and CO alarms under the trade names, UNIVERSAL and USI Electric. Its line of safety alarms consists of units powered by replaceable batteries, 10-year sealed batteries, and electrical with battery backup alarms. Its replaceable battery products contain different types of batteries with different battery lives and some with alarm silencers. The smoke alarms marketed to the electrical distribution trade also include hearing impaired and heat alarms with a range of features. It also markets door chimes and ventilation products. The Company sells its products to various retailers, including wholesale distributors, chain, discount and television retailers.