Compact eco-friendly ultra short throw projector The ZW410UST is one of Optoma's most compact and hassle-free WXGA DuraCore laser projectors to date. Designed for maintenance-free continuous operation, this 4000-lumen projector delivers powerful and eye catching image performance. Ideal for meeting rooms and classrooms, the ZW410UST is designed to be used at any time of day. Energy-saving DuraCore laser technology ensures a long product lifespan of up to 30,000 hours without the need for additional lamps, requires minimal maintenance, and is mercury-free, further lowering its carbon footprint. Designed with the environment in mind, the eco-friendly packaging contains up to 97% recyclable materials. Installation and setup are simple with four corner adjustment and the added benefit of an external power supply, offering more reliability, portability and energy efficiency. Designed with the environment in mind, the eco-friendly chassis design is made with up to 50% PCR (Post-Consumer Recycled) plastics and the packaging contains up to 97% recyclable materials. In addition, the compact product and packaging size of the Optoma ZW410UST projector allows 2x more products carried per container, resulting in more efficient logistics to help further reduce carbon emissions. Geared for conference rooms, boardrooms, and other corporate spaces, the ZW410UST features an ultra short throw lens meaning it can project a 100" image from less than two feet away, avoiding shadows being cast across the screen from the presenter(s). For ultimate convenience it comes with an RS232 connection for monitoring and controlling and a built-in speaker.