Feature:1. This is a 2.4GHz nano optical wireless mouse, effective distance up to 15meter2. Accurate optical sensor work well on most surfaces, practical and convenient3. Lightweight and portable, diamond invisible plane design, more personalized4. Support for Windows/OS X operating system devices and for Smart TV, settop box, etc.5. High quality ABS material, impact resistance, scratch resistance, environmental protectionSpecification:Item Type: Nano MouseMaterial: ABSConnection: Wireless 2.4GHzEffective Distance: Approx. 15meter / 49.2ftFrequency Range: 2402mhz-2480mhzDPI: 800/1200/1600DPINumber of Keys: 6Key Life: About 3 million timesBattery Type: 2 x AAA battery (not included)Applicable Equipment: Devices supporting for Windows/OS X operating systems, for Smart TV, set-top box, etc..Package List:1 x Nano Mouse1 x Receiver