New Arrive Virtual Laser Keyboard For Tablet And Mobile Phone

 Weight:

Approx. 40g

Keyboard light source:

Red laser diode

Keyboard language:

English

Keyboard layout:

20.8mm sized QWERTY layout

Projection size:

Approx. 241mm*101mm

Projected Keyboard location:

Approx. 97.9mm from keyboard device

Keystroke Sound:

Built in buzzer(Mute on/off the sound)

Visibility:

Good contrast up to 1800 lux ambient illumination

Detection rate:

Over 400 characters per minute

Detection algorithm:

Multiple key stroke support

Effective key stroke:

 Approx. 2mm

Required projection surface: 

Non-reflective, opaque flat surface 

Power source: 

The USB bus power

Lithium-ion battery power

The DC input power

Battery capacity: 

700mAH(Max) 3.7V Replaceable soft-pack type

Charger:

Rating 800mA @ 5V

Interface:

USB 1.1 and 2.0 for PC

Bluetooth(v2.0 class 2,class 3 )HID  for Mobile devices

 Switch mode:

Switch the active/Standby mode manually

 Power consumption:

max. 2.4W 4.2V

 Use temperature:

Approx. 0~50°C

Storage temperature:

Approx. -20~50°C

Software compatibility: 

 All USB HID Compliant OS, All Bluetooth HID Compliant Mobile Device, Windows XP/WINDOWS 7 or Higher, LINUX, Ipad ,Iphone,Android 2.2 or Higher