SOURIS OPTIQUE BLUETOOTH - souris optique sans adaptateur - utilise votre clé Bluetooth Range: up to 10 meters (line of sight) Supply voltage: 2.7V to 3.3V Size: 110MM(L) x 60MM(W) x 39MM(H) Batteries included, 2 x AA Alkaline Compatible to any Bluetoothâ„¢ equipped computer system Certifications: CE, FCC