Features 1、NUMERIC KEYPAD: Office keyboard has a separate numeric keypad, which is convenient for various numeric calculations and financial management. 2、IMPROVED STABILITY: The internal design structure of the scissor keys greatly improves the stability of the keys, optimizes the key range, and has a lower tilt angle, making your input more accurate and comfortable. 3、110 KEYS: Multi device keyboard with 110 keys design, charging time of 2 hours, use time of 80 hours, ultra long battery life. 4、ANTISLIP RUBBER PADS: Flexible antislip rubber pads are added to the bottom of the keyboard to prevent displacement during use. 5、SUPPORT OS: Press Fn+Q/W/E to switch the keyboard with for OS X, for IOS, for Android and for Windows respectively. Specification Item Type: Bluetooth Keyboard Material: Aluminum Alloy Bluetooth: 3.0 Support: For OS X, for Windows, for Android Number of Keys: 110 Keys Built In Polymer Lithium Battery: 180mAh Charging Time: 2 Hours Use Time: 80 Hours Package List 1 x Keyboard (Ship with Inbuilt Battery) 1 x User Manual 1 x Charging Cable