This Casio It-G500-15E handheld scanner is a reliable tool for retailers and businesses that need to keep track of inventory. It is designed to work seamlessly with Windows operating systems and can quickly and accurately scan barcodes. Ideal for use in retail and shop fitting settings, this POS hardware is sure to improve the efficiency of any business operation. The durable hardware design and powerful scanning capabilities make it a top choice for businesses looking to increase their productivity. You are buying 1 single unit, powered on and tested but no instructions or battery supplied. This is for a bare handheld unit only.