Left/Right Eye RotationIf you have our 3D glasses active and don't see the effect of 3D, just click the power button again to reverse the left and right eye views ; Very convenient, no need to operate the DLP projector. Make Sure This Compatible With By Enter Your Model Number Lightweight and ComfortableLightweight and portable to take, also can be worn very comfortably in front of ordinary glasses, comfortable to wear for a long time; DLP 3D glasses come with micro usb cable for charging, cleaning cloth, fabric pouch for storage, zipper glasses case and manual. Outstanding Features Our 3D Active Shutter DLP Link glasses adopt the latest active shutter technology, super fast 144Hz refresh rate, high definition, no ghosting, no flickering, provide excellent 3D viewing experience for you! Fast Compatibility with DLP-LINK ProjectorActive Shutter 3D glasses use "DLP Link" as synchronization method, work fast with all DLP Link projectors, Compatible with Optoma / BenQ / Acer / Vivitek / Panasonic / Dell / Viewsonic / LG / Samsung / Mitsubishi dlp-link projectors. (Note: Can't compatible with Epson, Sony projectors, also can't work with TVs)