Just connect with Bluetooth, put your smartphone on the top and a laser keyboard will appear and work exactly like an actual keyboard. Wow, how cool is that?
[Keyboard & Upgrade & More Accurate] English QWERTY keyboard layout, with our calculated round key design, you won't hit the wrong key again. With mouse function, to change keyboard mode to mouse mode on the keyboard, press the "INCLINE" arrow key, the projection keyboard brightness will change to a low level; To Change mouse mode to keyboard mode.
[More Compatible & Mouse Function] Bluetooth connection 3.0 & USB Type C port, compatible with latest operating systems: Windows Phone 7 & later, iOS8& later, Android 4.0 & later, Mac OS X & later, easily pair with your iPhone, Ipad, Smartphones, laptop or tablets.
[Power Bank Function] Built-in Premium A-grade rechargeable lithium-ion battery cell 2500mAh can charge your phones and other devices through its USB port. By connecting the cable, you can not only power the portable device directly but also charge the built-in battery.
[Sound Feedback Adjustment] There is a total of 5 sound levels that remain as adjusted when the device is turned off and on; To increase sound level: Tap and hold "FN" key and tap the "RIGHT" arrow key; To decrease sound level: Tap and hold "FN" key and tap "LEFT" arrow key.
[Projection Brightness Adjustment] There is a total of 4 brightness levels. To increase brightness: Tap and hold "FN" key and tap the "UP" arrow key. To decrease brightness: Tap and hold "FN" key and tap the "DOWN" arrow key.