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 外形小巧，能耗低，凭借出众性能伴你顺利出行。移动设备能处理多项活动，包括增强的游戏性能，生成绚丽图像。内置安全功能可帮助您防范恶意软件、保护个人身份以及保持个人数据安全。 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. 显示器尺寸（对角长）: 21.1 cm (8.3"), 显示器分辨率: 1920 x 1200 像素. 内部存储容量: 128 GB. 处理器频率: 1.46 GHz, 处理器系列: 英特尔 凌动® 处理器 (Intel Atom®), 处理器: Z3770. 内置存储器: 2 GB. 后置摄像头分辨率（数字）: 8 MP, 后置（主要）摄像头类型: 单摄像头, 前置摄像头分辨率（数字）: 2 MP. Wi-Fi标准: Wi-Fi 4 (802.11n). 集成读卡器. 重量: 430 g. 已预装操作系统: Windows 8.1 Pro. 产品色彩: 黑色