mini laptop projector , USB projector , used professional for laptop, computer

mini usb laptop projector factory.
Mini size, super slim, professional for laptop and computer,12 lumens, dual screen function
LED mini usb projector for latpop and computer

Mini Projector Key Features:
1. Portable Presentation Projector for Business & school:
Light weight and slim design, make school teaching and business presentation very simple and easy.
2. Perfect Companion of Notebook and Computer, as a second big screen.

With USB2.0 interface on Notebook and computer, it can project the 20 to 80 screen. And the projection screen can display different image from the computer screen.
3. One notebook or computer can be used for two persons meantime.
One can watch TV or movie ( played on computer ) on the projection screen, and the other person can do different things with the computer.

USB Projector Specification:
Brightness: 12 Lumens
Contract Ratio: 100:1
Resolution: 640 X 480(VGA)
Screen Size: 20"-80"
Output Interface: USB 2.0
Aspect Ratio: 4: 3
Light Source: White LED
Lamp Life: 20000 hours ( DLP projector only 1500hours )
Power Supply: USB 2.0
Built-in memory : 128MB
Dimensions (WxHxL): 89*62*18.5mm
Weight: 82g

Mini Projector Interface:
Input USB2.0
Power Consumption 2 USB(1A/5W)

USB Projector Certificates:
CE,FCC,RoHS