BYINTEK GL1800 3D Glass for DLP 3D Projector UFO P19 P20 U30 U70 U50 U90 R17 R19 R20 DLP-Link Active Shutter Real 3D Shocking

  Important Notice: If you do not know how to use 3D glass, Please contact us for help or ask for full refund.   BYINTEK DLP Active Shutter 3D Glasses for DLP 3D Projector UFO P19 P20 U30 U70 U50 U90 R17 R19 R20 Delivers a true 3D experience - For watching your favorite movies in a new way. • Don't support TV 3D • Built-in high-capacity rechargeable battery • Auto power-off function, energy efficiency. • Rechargeable, Micro-USB, more convenient. • User-friendly electronic circuit design, • One single button, easy operation. • Cool appearance, light design, comfortable to wear without dizziness. • High-speed response of high-quality liquid crystal lenses, prevent from eye strain. • The appearance of innovative treatment process, to eliminate electromagnetic interference. • The frame using ABS + PC material, low energy, low carbon and environmental protection. • High permeability rate of perfect