100% brand new and high quality 

2.4GHz Wireless Optical Mouse Elegant, Ultra Slim, Comfortable Grip  

Switch Life: 5 million cycle 3 Buttons+ with scroll wheel Scroll easily in any direction Nano Mini Receiver hidden in the Mouse Bottom Built-in Energy Saving system. 

Wireless Technology: Works on most surfaces 

Wireless carrier frequency: 2402MHz-2480MHz 16 wireless working channels, automatic frequency jumping Mini Receiver can be contained and easy to carry Maximum 

Acceleration: 14 inches per second 

Effective: 2.4GHz wireless transmission up to10 metres operating distance 

Intelligent connectivity: No Need to Code, Plug & Play Size:115 x 60 x 20mm 

Many dormant class control and more power saving hibernation connectionless 

1600 dpi Cursor speed adjustable 

Low voltage alarm function. 

Power: 2 x AAA Batteries(Not Included) Current: 1.5mA 1.5V  Weight: about 65g.

Buttons: Left button, right button, rolling wheel, dpi switcher

Operation range: Up to 10m

Operation systems: Windows 98, 2000, ME, XP, Vista, Win 7, Win 8, Windows 10 and other operating systems

Power: 2 x AAA battery (not included)

Mouse size: 104x62x25mm

USB dongle size: 20x14x6mm

Rated Voltage: 3V

Rated Current: 13mA

Colour: as photos shown