Zen Beam S2 with high lumen light output can provide crisp & bright images. Maximize big-screen thrills in minimum space with short throw that require as little space to project stunning images. Built-in long-lasting battery Zen Beam S2 features a built-in battery that delivers hours of operation on a single charge, plenty of time for long presentations & movies. 2D auto keystone correction Automatic horizontal & vertical keystone adjustments to correct for trapezoidal distortion that can occur when projecting at an angle. This automatic correction allows the projector to be placed off-center, so presenters can stand in front of the screen without blocking the image. Comprehensive USB (Universal Serial Bus)-C & HDMI connectivity Zen Beam S2 features USB (Universal Serial Bus)-C & HDMI ports to provide maximum compatibility with external devices. The reversible USB (Universal Serial Bus)-C port supports signal & power output simultaneously via one cable. Wireless projection Wireless projection eliminates the hassle & extra cost of running long cables, letting you effortlessly stream content from your smartphone, tablet or other mobile devices for high-definition entertainment or presentations anywhere.