It takes about 9-15 days for the product to be shipped from China. Features: 2.4G wireless connection, 10m transmission distance, no driver required, plug and play. 18 individual keys, compact key layout, easy to use. Retro round chocolate key cover, frosted texture, streamline shape, comfortable feeling. Small size, space-saving, easy to carry and use. Perfect for laptop user, cashier desk, bank, financial accounting, stock market, etc. It is suitable for Specification: Brand: Mofii Model: 18 Battery: 1 * AAA battery ( not included ) item size: 13.5 * 9 * 2.5cm /5.31 * 3.54 * 0.98in item weight: Approx. 105g / 3.7oz Package size: 15 * 10 * 4cm /5.91 * 3.94 * 1.57in Package weight: 160g /5.64oz Package list: 1 * Keyboard 1 * USB receiver 1 * User manual