ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS Does not contain "conflict minerals": tantalum, tin, tungsten, and gold. Y Intel Atom® processors bring you all the latest capabilities, so you don’t sacrifice power and performance for portability. The processors support multiple cameras, improved security features including biometric passwords, and wireless display on multiple screens. Intel Atom 联想 ThinkPad 8, 21.1 cm (8.3"), 1920 x 1200 像素, 128 GB, 2 GB, Windows 8.1 Pro, 黑色 联想 ThinkPad 8. 顯示器尺寸(對角長): 21.1 cm (8.3"), 顯示器解析度: 1920 x 1200 像素. 內部儲存容量: 128 GB. 處理器頻率: 1.46 GHz, 處理器系列: Intel Atom®, 處理器類型: Z3770. 內部記憶體: 2 GB. 後置攝影機解析度（數字）: 8 MP, 後置攝影機類型: 單鏡頭, 前置攝影機的解析度（數字）: 2 MP. Wi-Fi 標準: Wi-Fi 4 (802.11n). 整合式讀卡機. 重量: 430 g. 提供作業系統: Windows 8.1 Pro. 產品色彩: 黑色