Hot Sale Virtual Laser Keyboard with 7800 mAh Power Bank

Item Description
Keyboard light source Red laser diode
Keyboard layout Approx. 19mm incline, sized QWERTY layout
Projection size 240mm(W)*100mm(H)
Projected Keyboard locationApprox. 100mm from keyboard device
Required projection surface Non-reflective, opaque flat surface
Detection rate Over 350 characters per minute
Operation Surface Any opaque flat surface
Working Temperature Approx. -10~40° C/90%RH
Storage Temperature Approx. -20~40° C° C/~90%RH
Physical Dimension 93mm X 22mm X 80mm
Weight 200g
Input DC Charging Power Above 1.5A @ 5V-5.4V
External Power source Double USB ports, 2A @ 5V
Battery capacity: Polymer rechargeable battery, 7800mAh(Max)@3.7V
Battery working time 30 hours
Battery charging time 4 hours
USB interface USB 1.1 and 2.0. USB HID Ver. 1.0
Bluetooth V3.0(class 2), HID Profile Ver. 1.0
Frequency Range 2402-2480MHz
Channel 79
Modulation GFSK
1. Built-in 7800mAh high capacity rechargeable battery can charge a typical smartphone and tablet PC for 4 times, LED Battery Indicator displays the power availability.

2. Ultra-portability:
Ultra-portable, compact, only 200G weight, whenever and wherever possible, it is perfect to plug and play with your mobile device as well as carry in your pocket.

3. Super Compatibility:
Compatible with latest operating systems: Windows XP/WINDOWS 7, Windows Phone 7, IOS4/5/6(iPhone and iPad) Android 3.1 or higher, Mac OS X.
Support USB interface and all Bluetooth HID for your connection convenience with mobile device.
Or you can directly connect with your Desktop and PAD via USB for use.

4. Super Long Standby Time:
30 hours working time can continuously be used for 1 month with using 1 hour per day. Bring you hassle-free charging.

5. Efficient Data Input: English QWERTY keyboard layout and Fast & accurate data input, Easy connection via Bluetooth or USB, Detection rate over 400 characters per minute