Targus Laser Presentation Remote with KeyLock, 2.4GHz Wireless, USB, Range up to 50 Feet AMP13US, Black with Gray
Amazon.com: Targus Laser Presentation Remote with Key Lock Technology to Lock Non-Essential Buttons, Includes Mini USB Receiver, 50-Foot Range (AMP13US), Black with gray : Clothing, Shoes & Jewelry
Targus Dual Mode Presenter with Laser Pointer - Micro Center