Description:Brand: RapooModel: 7100pOptical Resolution: 1000DPIOperating Range: 10 metersWireless Technology: 5.8GHzKey Number: 7Ergonomic: SupportPower Supply: 2 x AA batteries(Not included)Size: 105.1 !#!amp!*!times; 66.6 !#!amp!*!times; 41.4 mmColor: Black， Redweight:214gFeatures:Supports Windows XP\/Vista\/Win 7\/Mac OSPackage Included:1 x Wireless Mouse1 x USB ReceiverRight hand design， special for the right hand user， meet the requirement of ergonomics， can relieve the pressure for your right handUSE New upgrade 5.8GHz wireless technology， wireless transmission far away for the interference about 10m， the transmission of signals is not easy to be interferencedSix keys， more quick more convenienceCompare with normal 3 keys mouse， this mouse have 2 more shortcut keys and DPIadjustable keyLasting Power， three footpadNew design for the low power technology and power switch， battery working life canreach about 18monthsSize: