Mini 2.4G USB Wireless 2 In 1 29 Keys Numeric Keypad Keyboard & Calculator W LW

Feature: \n 1. 2-in-1 Numeric Keypad & Calculator with LCD display and USB receiver.\n2. Specially designed with PC/CAL key. You can switch and use it as wireless numeric keyboard or calculator freely.\n3. Solar power (must in the sunlight): no need to load battery when ONLY use it as a calculator. If you use it as a numeric keyboard, you should put in 2 AAA batteries(not included).\n4. Small size. Compact and lightweight.\n5. 29 keys design, moderate size: ideal for office. Effectively improve your work efficency. \n\nSpecification: \nDescription:\n\n This wireless numeric keyboard with clear LCD display is multifunctional. It can be used as a calculator as well. You can freely switch the two modes (numeric keyboard / calculator) by pressing the PC/CAL key. When used as a calculator, it is solar powered. While when used as a numeric keyboard, you should put in 2 AAA batteries. It can perfectly compatible with your devices that don't have a special numeric key and improve you: