ASUS ZenBeam S2 Portable LED Projector, 500 Lumens, 720P, USB-C, Built-in 6000mAh Battery, Up to 3.5-hour Projection, Power Bank, Short Throw, Horizontal & Vertical Keystone Adjustment, Auto Focus, HDMI.Fast 3ms Auto focus and 2D Keystone with Corner Correction.Offer a comprehensive set of connectivity: USB-C (signal input and power delivery), USB output, wireless mirroring, and HDMI.Palm size and lightweight . Blue Black