YOUTUBE ASUS S1 Mobile LED Projector Overview AdminJuly 15, 2023042 views The ASUS S1 Projector is small enough to fit in the palm of your hand and it’s packed with features and connectivity. The S1’s 200 lumen brightness is the best in its class. It has a built-in 6,000mAh battery, for up to 3-hours of viewing. It features HDMI/MHL input to work with the latest smartphones equipped with MHL. The USB ports allow for charging of any mobile device – it’s the perfect back-up battery while on the road. Learn more about the S1 here: http://www.asus.com/us/Monitors_Projectors/S1/ source