2x 144 Hz Rechargeable 3D DLP Active Glasses TV For Projector : These 3D are made of ABSPC material, which is and comfortable, you can practice without watching videos 3D is to be lighter to make heavy madness With advanced 144Hz technology, it fits perfectly into 144Hz DLP Ready projectors, more proceeding and provides 3D DLP High-quality data transmission - is transmitted seamlessly, in milliseconds, through display between frames, creating stereoscopic 3D images without flickering 3D first hour of charging via USB: lithium battery, model with first hour period, about 30-40 hours after charging for 2-3 3D shock: hygiene with 96-144HZ, 3D projectors that support all DLP LINK technologies main switching and right eye - Inner mesh panties Type 3D: with active snapshot Synchronous: DLP-Link Number of services: 3D DLPLink projector OB: 96-144Hz contains: 1 active 3D for projector 1 USB 1 cleaning cloth 1 instruction manual (2 pieces)