Chinese Factory of Laser Keyboard Bluetooth Connect
| Physical Dimension: | 36mm x 74mm x 18mm |
| 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 |