Lecoo SPT9634 Wireless Presenter

• Connectivity: 2.4GHz wireless
• Wireless effective distance: 100m
• Charging time: 2 hours
• Laser power: <1mW or <5mW
• Weight: about 48.5g(With battery)
• Size: 145.5 (L) × 20.35 (W) X 17 (H) mm
• Adaptation system: Windows 10/7/XP
• Android 4.0, MAC keynote or newer