USB Numeric Keypad Attoe Portable Slim Mini Wired Number Pad for Laptop Desktop Computer PC MAC Full Size 18 Key Green

Stable transmission 1.5m cable provide a reliable connection and not subject to any interference in the 360 degrees within 30 meters. Mini and portable Mini portable design, easy to cay, notebook good partner, small and exquisite shape. Round cap chocolate key caps Round button by finger and key cap contact area of the size of research and development,to give you a comfortable and quiet input experience. System requirement: 1BM or compatible computer Windows: 2000/ ME/ XP(x64)/Vista/7/8,Mac OS X(More thanV10.4)Workable USB port Keyboard Basic: Data transmission: 1Mbps Frequency: 2405MHZ-2476MHz Channel: 16 Voltage: 1.5V Current: 1.5mA Keyboard Key life: Above 5 millions Keyboard Size: 83.5x124.5x23.5mm Keyboard Step current: Working current = 1.5mA Standby current = 6uA Dormancy current = 6uA No receiver state = 6uA Package includes: 1 * Numeric keypad 1 * Instruction manual