Feature: 1. Punk arc keycap design, fits the finger shape, comfortable and delicate touch. 2. Comes with a numeric keypad that can be switched to the numeric area by pressing the Num Lock key. 3. Fully compatible with laptops, desktop computers, etc. 4. Uses 2.4G wireless connection, with a transmit distance of up to 10 meters. 5. The key life exceeds 10 million times, with strong durability. Specification: This 2.4G wireless keyboard and mouse set features a punk arc keycap design that fits the finger shape for a comfortable and delicate touch. It comes with a numeric keypad that can be switched to the numeric area by pressing the Num Lock key. Fully compatible with laptops, desktop computers, etc., it is your ideal choice for study. Specifications: Material: ABS Working mode: 2.4G wireless Mouse DPI: 800-1200-1600 Working distance: 10 meters Mouse size: 105*58 MM / 4.1*2.3 in Keyboard size: 285*127 MM / 11.2*5.0 in Receiver size: 17*10MM / 0.7* 0.4in Number of mouse keys: 4 Number of keyboard keys: 78 retro punk keys Mouse battery: 1AA (not included in shipment) Keyboard battery: 2AAA (not included in shipment) Working voltage, current: 5V & < 20mA S System support: for Win 2000,for Win XP, for Win 7, for Win , for Win 98, for OS X, for Win ME, for Win 8, for Win 10, etc. Package size: 24.0*10.0*3.0cm / 9.4*3.9*1.2in Package weight: 455g / 16.05oz . Package List: 1*Wireless keyboard 1*Wireless mouse