Welcome to a laptop battery specialist of the Acer Laptop Battery
Before we dive into the Ultrabook that we will be reviewing we need to cover what an Ultrabook is. For starters, Intel has trademarked the Ultrabook name, so only certain laptops that meet the Ultrabook criteria can be called that. According to Intel, a laptop has to meet or exceed these five characteristics to be an Ultrabook.
Quick Startup - Going from hibernate to keyboard interaction in 7 seconds or less. Resume from sleep should be even faster than that.
Long Battery Life - The minimum for a single charge of the battery such as Acer AS07A31 Battery , Acer AS07A51 Battery , Acer Aspire 4520 Battery , Acer AS07B72 Battery , Acer Aspire 5520 Battery , Acer BTP-43D1 Battery , Acer TravelMate 220 Battery , Acer BTP-58A1 Battery , acer BTP-60A1 Battery , Acer TravelMate 240 Battery , Acer AS10B31 Battery , Acer Aspire 4820 Battery must be at least 5 hours.
Thinness - Ultrabooks need to be less than 21mm (0.82-inch) thick.
Enhanced Security - The laptop firmware must support Intel's Anti-Theft and Identity Protection technology.