Features This 2.4GHz Wireless Remote Red Pointer Presentation Black is small and exquisite, portable and with richer applications. A perfect assistant for demonstrations or presentations, you can easily point to the PPT or whiteboard in any corner of classroom. Making your demonstrations or presentation seem more dynamic and making listeners feel release. This pointer is also the best gift for friends and families. No hassle setup, simply plug into your computer’s USB port. USB receiver is plug and play - no driver required. Lightweight and compact design, nice feel. Specifications Supports MS Word, excel, PowerPoint, ACD See, website etc, with page up and down function. Power: 1 x AAA battery (not included) Switch: Button Operating Frequency: 2.4GHz Wavelength: 650mm Output Power: <5mW Control Distance: <15m Operating system: USB interface and for 2000 / XP / Vista Size: 10.5 x 3.9 x 2.6cm Net Weight: 29g Color: Black Package included 1 x Presentation Remote Control 1 x Ultra-slim Wireless USB Receiver 1 x User Manual Note: 1. We don't offer retail package, but we will pack it well before shipped out. 2. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!