Feature: 1. [Compatibility]‑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 Philips, etc. (does not support mon more→itor, ordinary, infrared, Bluetooth 3D projector, Ordinary TV) 2. [Quick Connect with DLP‑LINK Projector]‑The active shutter 3D glasses use DLP Link as their sync method, quickly work with all DLP Link projectors. Built in 80 mAh lithium battery, rechargeable to provide you with long working hours. 3. [Outstanding Performance]‑ Our DLP Link 3D glasses adopt the newest active shutter technology, super fast 144Hz refresh rate, High definition, no ghosting images, no flickering, delivers a great …