Model : fr1305 Usb plug-and-play. No driver required. System: windows98/2000/me/xp linux & mac os Radio frequency technology/433. 92hz /315hz Control distance: up to 25m Working voltage: 3v Sleep current: 1ua Wavelength: 650nm Max output < 1mw or < 5mw Battery: aaa x 2 Product meas: 12.5cm *2.8cm*1.3cm Main function 1. Laser pointer function; 2. Page up function 3. Down function Packed in gift box : net wight 53g Gross weight 171g
