<br> 　　Clicker Buttons Functions:<br> 　　✅ On/Off Switch ✅ Button Indicator LED ✅ Red Light Lasert✅ Page up/Page Down ✅ Full Screen / Exit / ✅ Black Screen <br> 　　Product Parameters:<br> 　　Wireless technology: 2.4GHZ RF technology<br> 　　Remote Control Range: Up to 328 ft(in an Open Environment up to 100 Meters)<br> 　　Laser Distance: Up to 600 ft<br> 　　Laser Category: Class 3R<br> 　　Output power: < 5 MW<br> 　　Laser Wave Length: 650nm (red light)<br> 　　Sleep current<20uA<br> 　　Power Supply Mode: 2*AAA Battery (Not included)<br> 　　USB Receiver Parameters:<br> 　　Operating System: Windows/Mac/Android<br> 　　Power Supply Mode: USB Power Supply<br> 　　Compatible Interface: USB 1.1/USB2.0/USB3.0<br> 　　Package listing:<br> 　　1 x Wireless Presenter Remote Control<br> 　　1 x USB Receiver<br> 　　1 x User Manual& Warranty Card<br>