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Okeba Ultralight Active Shutter Rechargeable Glasses For 3D DLP-LINK Projector Acer/Samsung/Sharp/Viewsonic/OPTOMA/Mitsubishi/BenQ

3D Active shutter Rechargeable Glasses for DLP-link Projector
Universal Rechargeable 3D DLP-link Active Shutter Glasses
Battery 37V LI-CON Charge Time25 H
LR switch Press the button shortly you can switch the LR sequenceThen you can get perfect quality images
Frames with ABS material ultralight make the comfortable experience of watching movie