Specification Brand : Wisoqu BulletPoint1 : DLP LINK Projector 3D Glasses: Active shutter 3D glasses use DLP Link as the synchronization method, 144Hz refresh rate, compatible with all DLP Link projectors, improve the DLP Link projector sensing experience. BulletPoint2 : Widely Compatible: Support for Optoma, for BenQ, for Acer, for Vivitek, for Dell, for Viewsonic, for , for Mitsubishi DLP LINK projector. (Not compatible with ordinary projectors, 3D projectors, TVs, etc.) BulletPoint3 : Fashion Design: Beautiful colors stand out in the dark. Lightweight and portable, comfortable to wear for a long time. The 2 piece package is suitable for double use or single replacement. BulletPoint4 : Outstanding Features: DLP LINK 3d glasses use the latest active shutter technology, 144Hz ultra fast refresh rate, high definition, no ghosting, no flicker, providing you with an excellent 3D viewing experience! BulletPoint5 : Left and Right Eye Rotation: If you wear our 3D active glasses and still can't see the 3D effect, just click the power again to flip the left and right eye views for synchronization; very convenient. Color : Default ExternallyAssignedProductIdentifier : 7642282732748 GpsrSafetyAttestation : 1 ItemName : 144HZ Active Shutter 3D Glasses Universal for DLPLink 3D Projectors, Lightweight Rechargeable 3D Glasses - 2Pack ItemPackageDimensions_Height : 7 centimeters ItemPackageDimensions_Length : 18 centimeters ItemPackageDimensions_Width : 12 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : 3d-eyewear Manufacturer : Wisoqu ModelName : 500740754 ModelNumber : Wisoquo17fgaqsd3 NumberOfItems : 1 PartNumber : Wisoquo17fgaqsd3 ProductDescription : Specification: Item Type: 3D Glasses Material: PC + LCD Lens Color: Black Battery Model: Lithium Battery (Built in) Capacity: 80 mA Light Transmittance: 38%±2 Correctness: 1000:1±200 Synchronization Frequency: 96/100/120/144Hz Rated Working Current: Synchronization Method: White DLP-LinK Parameters: Support Various 3D Technology DLP-LinK Projectors, for XGIMI ZX4 H1, for JMGO G1 G3 X1, for BenQ, for Acer, for Optoma, for Hitachi, for , etc. (Does not support monitors, ordinary/infrared/ 3D projectors, Ordinary TV) Package List: 2 x 3D Glasses 2 x USB Charging Cable 2 x Clean Cloth 2 x Manual