note:   1. If you use Bluetooth mouse and touch keyboard, the ipad system must be upgraded to OS13 or above   2. After the upgrade, open and set up an auxiliary function. You can use the mouse as soon as you open the auxiliary touch   3. Bluetooth mouse and keyboard can be connected to ipad at the same time       The Cute Thing In The Palm,Hands won't be sour   It adopts a low-radian ergonomic design, which fits,the palm of the hand, effectively alleviating the fatigue of the hand for long-term use.       Responsive Agile Speed ipad keyboard set   3-step DPI adjustment,high-precision 800-1200-1600DPI switching, quickly locate objects and track accurately      No Charge For 30 Days Fully charged can be used for 30 days, standby 120 days.             Smart Keyboard   Multi-function Keys   Basic key combination   Switch apple system:FN+E   Chinese and English input method switching:FN+Space   Show physical keyboard:FN+Control   Switch software:Conmmand+Tab   Case switching:Capslock(If the iPad cannot be set first:Set one + general+keyboard + physical keyboard +turn off the caps lock key to switch the Latin keyboard)   Note:If you need to use various countries(Korean,Japanese,etc.),please set the system to add a keyboard (IPAD Settings-General-Keyboard-Add Keyboard)     SmartBluetooth   Compatible with multiple systems   Support Android/Windows/IOS/MAC system