Lightly used MacBook Air (13") A1466. &nbsp;1.4GHz dual-core i5 (Turbo Boost up to 2.7GHz) with 4GB memory, configurable to 8GB. &nbsp;Up to 12 hours battery power with 54 watt hour lithium polymer battery. &nbsp;Includes original packaging, 45watt MagSafe power adapter. &nbsp;<div>13.3" LED backlit glossy widescreen display. &nbsp;Wt 2.96 pounds (1.35kg).</div>