The Heartbeat UPGRADED Wireless Laser Projection Bluetooth Virtual Keyboard allows you to instantly turn your mobile device into a computer.
Keyboard and mouse functions.
You won't press the wrong key ever again thanks to our calculated round key design and the English QWERTY keyboard layout. Pressing the "INCLINE" arrow key will dim the projection keyboard's brightness when using the mouse function to switch from keyboard to mouse mode.
Power Bank Function.
Through its USB port, the built-in Premium A-grade rechargeable lithium ion battery cell has a 2500mAh capacity. You can charge the internal battery as well as directly power the portable device by connecting the cable.
Sound Feedback Adjustment.
When the device is turned on and off, a total of 5 sound levels remain set; Tap the "RIGHT" arrow key while holding down the "FN" key to raise the volume; tap the "FN" key while holding down the "LEFT" arrow key to lower the volume.
Projection Brightness Adjustment.
There are four different levels of brightness. Tap and hold the "FN" key while tapping the "UP" arrow key to increase brightness. To reduce brightness, press and hold the "FN" key while tapping the "DOWN" arrow key.
More Compatible.
It is simple to pair your iPhone, iPad, Android smartphone, laptop, or tablet with Bluetooth 3.0, which is compatible with the newest operating systems, including Windows 7 and later, Windows Phone 7 and later, iOS 8 and later, Android 4.0 and later, and Mac OS X and later.
Also called Heartbeat Laser Projection Keyboard, Bluetooth Virtual Keyboard with Keyboard/Mouse/Mobile Power/Mobile Bracket, Wireless Wired Connection Keyboard for Windows/iOS/Android.
