DLP active shutter 3D glasses for home projectors

Product name: shutter 3D glasses
Product type: LCD shutter
Frame material: PC material
Lens material: LCD lens
Field frequency: 96-144HZ refresh rate
Contrast ratio: 1000:1
Battery type: 90MAH battery
Charging time: 2.5 hours
Standby time: 180 days
Duration: 40 hours
Receiving distance: 20m
Applicable object: DLP3D projector dedicated

Hertz power supply: 3.7V 80 mA

Rechargeable battery with USB interface, it can work continuously for 40 hours when fully charged, and can be charged within half a year after standby.

Can be recharged repeatedly, can be stored for a long time without damage