Experience immersive 3D viewing with these USB rechargeable DLP Link 3D Glasses, designed for compatibility with a wide range of DLP Link technology 3D projectors. Crafted from durable plastic and advanced electronics, these active shutter glasses deliver stunning 3D effects with a high contrast ratio and smooth performance within a frequency range of 96-144Hz. Key Features: · USB Rechargeable Design: Easily recharge your 3D glasses with a standard USB data cable, providing a convenient and fast charging solution without the need for disposable batteries. · Long Battery Life: Equipped with a built-in 45mAh lithium rechargeable battery, a full charge in approximately 2.5 hours supports continuous use of up to 45 hours, ensuring extended viewing sessions without interruption. · Wide Compatibility: Supports major brands of 3D projectors using DLP Link technology, compatible with refresh rates between 96Hz and 144Hz, delivering a stable and impressive 3D visual experience regardless of the projector brand. · Left and Right Eye Switching: Features a one-button toggle for easy switching between left and right eye modes, allowing effortless adjustments and enhancing the 3D effect with high light transmittance. · Lightweight and Compact: Designed for comfort during prolonged use, these glasses are small and lightweight, making them easy to wear, store, and transport. · High Visual Performance: Offers a transmittance rate of 36% (typical) and a contrast ratio of 1000:1 for sharp and clear images, complemented by a signal reception distance of approximately 8 meters (26.2 feet) for reliable connectivity. · Extended Standby Time: With up to 180 days of standby time, these 3D glasses are ready to use whenever you need them. Specifications: · Item Type: 3D Glasses · Material: Plastic, Electronics · Operating Mode: LCD Shutter · Frequency Range: 96-144Hz · Transmittance: 36% (Typical) · Contrast Ratio: 1000:1 · Standby Time: 180 Days · Charging Time: Approximately 2.5 Hours · Continuous Working Time: Up to 45 Hours · Signal Reception Distance: Approx. 8m / 26.2ft · Battery Type: Built-in 45mAh Lithium Battery Package Includes: · 1 x USB Rechargeable DLP Link 3D Glasses These USB rechargeable active shutter 3D glasses combine convenience, durability, and advanced functionality, making them an ideal accessory for enjoying captivating 3D content with your compatible DLP Link projectors.