Description: 【Easy Setup】: Simply insert the USB receiver (stored the back of the mouse) into your computer and use the keyboard and mouse instantly. 【 USB Receiver for All】: Use the Keyboard and the Mouse with the same receiver, to save the USB port in your computer. 【Ergonomic Design】: Ergonomic mouse reduce and use more comfortably. 【What You Get】: Wireless Keyboard, Wireless Mouse, nano USB receiver for both keyboard and mouse (stored in the back of the mouse). 【Enjoy Wireless Convenient】: 2.4G Wireless technology provides stable. Effectively improving your work efficiency. Specification: Transmission distance: 10m Working voltage: 5V Connection type: 2.4G Number of keys: 78 Button life: >10 million times Working current: Panel material: environmentally friendly ppSupported systems: Win/IOS//Android, etc. Size Chart: Keyboard: 28.5cmx12.7cmx1.7cm/11.22inchx5.00inchx0.67inch Mouse: 10.5cmx5.8cm/4.13inchx2.28inch Package Includes: 1 Keyboard 1 Mouse Note: 1.This is not infant toy, please take away from children to avoid eating. 2.Please allow slightly errors due to manual measurement and different monitors.