Model Number: Z809-3 Laser Pointer Brand Name: Wowin Key Specifications/Special Features: Hot sell 2.4GHz laser pointers for page up and down with 2pcs AAA batteries1. Function: laser pointer (red), 360-degree remote control on UP/ down page turning, a key black screen.2. Remote distance: 10 meters3.2.4GHz RF remote control technology4. Material: ABS. Power button light, comfortable feel.5. Battery: 2pcs AAA batteries, easy to replace.6. Wavelength: 650nm, power: less than 5mW7. The receiver supports custom built-in USB disk8. Size: 12.1x2.5x1.45cm9. Commonly used colors as shown.
10, No drive, plug-and-play, suitable for all systems.