Description\uff1a100% Brand new and high quality.Made of natural bamboo materialRevolutionary new green product， low-carbon， environmental-friendlyPractical !#!amp!*!amp; anti-staticBamboo is sweat-absorbent and antibacterialDPI: 800Compact Nano USB receiver can be hidden and stored inside the mouseSupport Windows 98 and all above systemsPlug !#!amp!*!amp; play， auto-linkComes with USB receiver !#!amp!*!amp; English manualsize:9.3 cm x 5.6 cm x 3.3 cmPackage Included:1 x bamboo wireless optical mouse