Ultralightweight and compact design Weighs 6.35 ounces and measures 9.84 x 5.9 x 0.24 inches, making it easy to carry and a spacesaving addition to small desks or tight workspaces. Energy efficient operation Idle for more than 10 minutes triggers an energysaving sleep mode to conserve power. Builtin rechargeable lithium battery provides more than 20 days of use on a single charge. Pleasant typing experience Ergonomic design with square keys for accurate and comfortable typing. Wireless freedom and media control Stable wireless connection with a range of up to 10 meters. Includes convenient keys for volume adjustment and easy media control. Key specifications and performance Function: wireless keyboard for PC Size: 9.84 x 5.9 x 0.24 inches Weight: 6.35 ounces Power: builtin rechargeable lithium battery, 20+ days per charge Connectivity: wireless, up to 10 meters Typing: ergonomic design, square keys for accuracy Power management: sleep mode after >10 minutes of idle time Use scenarios Compact home office: pair with a desktop PC to reduce desk clutter and improve mobility on a small workspace. Living room or entertainment setup: control a media PC or streaming device from the sofa within 10 meters. Classrooms or meeting rooms: portable input device for presentations and notetaking on a PC.