NATEC Wireless optical mouse Jay 2 80051426 NMY-1799 Product Description: Natec Jay 2 - mouse - 2.4 GHz - black Device Type: Mouse Connectivity Technology: Wireless - 2.4 GHz Colour: Black Orientation: Right and left-handed Dimensions (WxDxH): 6.1 cm x 11 cm x 3.7 cm Weight: 55 g Wireless Receiver: USB wireless receiver Movement Detection Technology: Optical Buttons Qty: 4 Movement Resolution: 1600 dpi Features: Scrolling wheel, teflon glides Battery: AA type OS Required: Android 4.2.2 (Jelly Bean) Manufacturer Warranty: 2-year warranty