Easy Setup: Simply insert the nano USB receiver into your computer and use the keyboard instantly. Arteck 2.4G Wireless Keyboard Stainless Steel Ultra Slim Full Size Keyboard with Numeric Keypad for Computer/Desktop/PC/Laptop/Surface/Smart TV and Windows 10/8/ 7 Built in Rechargeable Battery Ergonomic design: Stainless steel material gives heavy duty feeling, low-profile keys offer quiet and comfortable typing. 6-Month Battery Life: Rechargeable lithium battery with an industry-high capacity lasts for 6 months with single charge (based on 2 hours non-stop use per day).