Specifications: - The Best Red Laser Pointer Pen is USB plug-and-play. No driver required. Just plug the receiver into the USB port on a PC and it works within seconds
- Unique time and vibration reminding, it is more convenience for you. Being presentation or be at other place, it is very useful
- Red laser pointer pen is USB plug-and-play, very easy to use
- No driver required. Just plug the receiver into the USB port on a PC and red laser pointer pen works within seconds
- This strong laser pointer is really perfect for focusing your target
- Interface: USB3.0, USB2.0, USB1.1
- Remote Distance: ≥20m
- Wavelength: 650nm
- Transmitters Size: 112 x 40 x 19.8mm/ 4.4 x 1.6 x 0.8in (L x W x H)
- Receiver Size: 57 x 16 x 8.5mm/ 2.2 x 0.6 x 0.3in (L x W x H)
- Material: ABS
- Operation System: Windows 2000, XP, Vista7, mac0s, Linux
- Transmission Rate: ≥500kbs
- Wireless Technology: 2.4GHz
- Laser Distance: ≥100m
- Power: 2 x AAA Batteries
- Working Temperature: +10°C ~ +40°C
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