Welcome to our shop! - DLP LINK Projector 3D Glasses: These active shutter 3D glasses use "DLP Link" as the synchronization method and have a 144Hz refresh rate. They are compatible with all DLP Link projectors, providing an improved 3D viewing experience. - Widely Compatible: These glasses are suitable for Optoma, BenQ, Acer, Vivitek, Dell, Viewsonic, Mitsubishi DLP LINK projectors. Please note that they are not compatible with ordinary projectors, Bluetooth 3D projectors, TVs, etc. - Fashion Design: These glasses feature a beautiful color that stands out in the dark. They are lightweight, portable, and comfortable to wear for extended periods. The package includes 2 glasses for double use or single replacement. - Outstanding Features: These DLP LINK 3D glasses utilize the latest active shutter technology with a 144Hz ultra-fast refresh rate. They provide high definition, no ghosting, and no flicker, ensuring an excellent 3D viewing experience. - Left and Right Eye Rotation: If you are wearing our 3D glasses and still cannot see the 3D effect, simply click the "power button" again to flip the left and right eye views for synchronization. This feature is very convenient. Specifications: - 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: <1.8mA - Synchronization Method: White DLP-Link - Parameters: Support Various 3D Technology DLP-Link Projectors, such as XGIMI ZX4 H1, JMGO G1 G3 X1, BenQ, Acer, Optoma, Hitachi, Philips, etc. Please note that they do not support monitors, ordinary/infrared/Bluetooth 3D projectors, or ordinary TVs. Package includes: - 2 x 3D Glasses - 2 x USB Charging Cable - 2 x Clean Cloth - 2 x Manual 100% Satisfaction: Our customers are our top priority. If you encounter any problems with the product after receiving it, such as damage or incorrect quantity, please contact the seller immediately. We will do our best to provide you with satisfactory after-sales service.