Item Type: PPT pen <br>Laser Beam: 3A laser <br>Output Power: <5mW <br>Laser Distance: 200m <br>Laser Wavelength: nm (red) <br>Working Voltage: 3.6V <br>Sleep Current: <10uA <br>Battery: Built-in lithium battery <br>Battery Capacity: 300mAh1、Free presentations can be shown within the effective remote control range, which is suitable for computers with all USB ports <br>2、Plug and play, no need to install other programs, presentation pen can be used immediately. <br>3、Humanized design brings you excellent and comfortable feeling, which can get higher attraction. <br>4、Via precision craft by many experts, such a remote control pen is entitled with high performance according to strict rule. <br>5、Meanwhile, this PPT pen supports multiple operating systems and document page turning.<div>1 x PPT Pen</div><div>1 x USB Cable</div><div>1 x Instruction Manual</div>