COMFORT AND PRECISIONIntelligent power saving technology - Long battery lifeNo mouse pad requiredFeatures:4-button wireless optical mouse with USB Nano-receiver • CPI button for quick resolution changes (800 - 1600 DPI)Specifications:Wireless technology: 2.4 GHz, GFSK RF modulation, 80 channels, 32 bit device IDOperating distance: up to 10 mPower class: RF power 3 dBm (max. EIRP)Internal antenna type; antenna gain in dBi (typical): 2 dBi ±1 dBiOptical resolution: 800, 1200, 1600 DPI selectable by the buttonPower supply: AA battery x 1 pcs (not included)Power consumption: 1.5 V DC, up to 15 mANano receiver: USB 1.1 compatible, weight 2 g, 6 x 14 x 18 mmMouse: dimensions 115*65*30mm, net weight 61.5 g (without batteries)Operating conditions: -5...45 Celsius degrees, 10-80 % humiditySystem requirements:Windows 7/8/10Free USB port for the receiver