The motion picture industrial certificated waterproof 3D glasses equipped with antitheft security tag. They are used with Long Range IR Emitter and 3D Sync Distribution Module to view vivid and realistic 3D movie in digital cinema, presenting viewers with shocking 3D scene more real to life. The stylish 3D glasses are lightweight and comfortable to wear, Energy efficient and automatic ON/OF design help the glasses to support 350 hours operating continuously---enjoy hundreds of 3D blockbuster without change battery! Specification Weight (contain battery) : 60g Shutters: Light-speed LCD shutter Power management: Auto ON/OFF Field rate: 144HZ (96HZ, 120HZ compatible) Transmittance: 38+/-2% Contrast ratio: 1000:1 Sync operation: 940nm IR Operation temperature: 0°C-40°C Storage temperature: -10°C-75°C Power supply: one pieces CR2032 cell battery Battery life: 350hours continuously working Antitheft: yes, 58KHZ security tag installed Comfort: three types of replaceable earpieces, three types of replaceable nosepieces Product Feature: 1) Excellent color accuracy& high contrast bring you optimal 3D viewing experience; 2) High-tech light-speed LCD shutter technology; 3) Waterproof 4) Intelligent synchronization 5) Antitheft 6) Lightweight & Comfortable 7) Energy efficient 8) Auto ON/OFF 9) Auto low power detection 10) Wide view angle 11) Durable 12) Replaceable battery, nosepiece and earpieces