2.4G Wireless ARC Folding Foldable Cordless Mouse

・Color: Black, Red, Blue
・Power supply: 2 * AAA battery (batteries not included)
・Operating Frequency: 2.4GHz 
・Operating range: 30-foot range
・Compatible with: For Windows XP/Vista/Windows 7, for Mac OS X v10.2-10.5
・Dimension: 11 * 6 * 3cm  (unfolded)
・Net weight: 52g