The PUC (PUK) is a SIM-specific code assigned and provided by the service provider. Once you enter the PUK code, you must set a PIN. The PUK and PUK2 are used to unlock the PIN and PIN2 codes respectively if your SIM card is blocked. 1  GSM USSD codes - Unstructured Supplementary Service Data: list of standard GSM codes for network and SIM related functions. ^  Article on PUK.
The Surface Pro is a first generation 2-in-1 detachable of the Microsoft Surface series, designed and manufactured by Microsoft. The device ran a 64-bit version of Windows 8 Pro operating system with a free upgrade possibility to Windows 8.1 Pro, and eventually also Windows 10.
If the Surface Pro's lightness is a blessing, its battery life may just be a curse. Microsoft has said that the Surface Pro will last about half as long as the Surface RT on a charge, which means the Surface Pro should have a battery life of roughly 4 to 5 hours.That's comparable to many Windows 8 hybrids, short for a standard Ultrabook, and downright skimpy for a tablet.ike the Surface Pro, the $899 ThinkPad Twist packs a dual-core Core i5 processor and 4GB of RAM, though it opts for a 500GB traditional hard drive paired with a 24GB mSATA SSD companion drive rather than Microsoft's pure SSD solution.