wireless presenter with red laser pointer 2.4G wireless solution Plug and Play, no ... 4G wireless solutions, Fast response.4. Wireless presenter with laser pointer, the laser color is red.5. Contral distance: 10m.Main ... Tolerance: +/-20ppmEffective Distance: 20mLaser Type: Continuous Laser LEDLaser wavelength: 650nmLED Current: 22mAOperating System Support: >Windows 2000, XP, Vista, Win7, Mac OS 9 ...