Experience seamless 3D viewing with our DLP Link 3D glasses, compatible with popular projectors like ZX4 H1, JMGO G1 G3 X1, Acer, and more. Effortlessly sync using the ""DLP Link"" method for instant setup and enjoy long-lasting performance with the 80mAh lithium battery. Delight in superior visuals with active shutter technology and a speedy 144Hz refresh rate, ensuring high-definition, flicker-free images. Easily adjust eye views with a single click, and enjoy comfort during extended sessions with lightweight, portable design. Includes USB cables, cleaning cloths, and manuals for convenience. Specification: Item Type: DLP Link 3D Glasses Material: PC Color: Black and Blue Battery: Lithium battery (included) Capacity: 80mA Light Transmittance: 38%2 Contrast Ratio: 1000:1200 Synchronization Frequency: 96/100/120/144Hz Synchronization Method: White DLP LinK Parameters: Support various 3D technology DLP LinK projectors, for ZX4 H1, for JMGO G1 G3 X1, for Acer, etc. (does not support monitor, ordinary, infrared, Blue tooth 3D projector, Ordinary TV) Package List: 2 x DLP Link 3D Glasses 2 x USB Charging Cable 2 x Clean Cloth 2 x Manua