Features: 1.Stand Function: This wireless keyboard with PU case has a stand function, which is convenient for business office. 2.Keyboard Case Material: Made of premium PU leather, brushed grain processing, delicate and beautiful. 3.Keyboard Design: The keyboard has a perfect and thoughtful design, with a super good key feel, and the operation is very convenient. 4.Fine Workmanship: Using fine workmanship, the appearance design is simple and elegant, dustproof, waterproof and scratch resistant. 5.Applicable Scene: It is suitable for T40 PLUS, it can firmly fix the machine to prevent the machine from being scratched and damaged.specification:Item Type: Wireless Keyboard Keyboard Case Material: PU Keyboard Type: BT Keyboard Type of Work: BT Wireless BT Version: BT 3.0 Ergonomics: Support Built in Lithium Battery Capacity: 280mah (included) Working Ambient Temperature: -10 to 55PackageList:1 xKeyboard Case1 x WirelessKeyboard