Description: <br>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 your work efficency. <br> <br>Features: <br>1. 2-in-1 Numeric Keypad & Calculator with LCD display and USB receiver. <br>2. Specially designed with PC/CAL key. You can switch and use it as wireless numeric keyboard or calculator freely. <br>3. 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). <br> <br>4. Small size. Compact and lightweight. <br>5. 29 keys design, moderate size: ideal for office. Effectively improve your work efficency. <br> <br>6. Wide Compatibility: Windows xp / Vista / 7 / 8 / 10, Mac OS 10.3.9 and above. <br> <br>Specifications: <br>Color: Black <br>Material: ABS + Metal <br>Connection: 2.4G USB <br>LCD Display Size: Approx. 77 * 22 mm / 3.0 * 0.9 inch <br>Number of Keys: 29 <br>Battery: 2 * AAA Batteries (NOT included) <br>Solar Panel Voltage: 3V <br>Solar Panel Current: 3mA <br>Compatibility: Windows xp / Vista / 7 / 8 / 10, Mac OS 10.3.9 and above. <br>Package Weight: About 190g <br> <br>Package List: <br>1 * 2-in-1 Numeric Keypad Keyboard <br>1 * USB Receiver <br> <br>1 * User Manual <br>(Other items in the pictures are not included.)1、 2-in-1 Numeric Keypad & Calculator with LCD display and USB receiver. <br>2、 Specially designed with PC/CAL key. You can switch and use it as wireless numeric keyboard or calculator freely. <br>3、 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). <br>4、 Small size. Compact and lightweight. <br>5、 29 keys design, moderate size: ideal for office. Effectively improve your work efficency. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.