landzo 7 inch touch screen for raspberry pi 3.4) Many touch all-in-one touch screen control boxes use power from the all-in-one instead of the host, so you should also check whether the 5V output of the all-in-one is correct. Sometimes the instantaneous current is too large, causing the fuse to burn. Need to replace the fuse.

landzo 7 inch touch screen for raspberry pi 3.4) Many touch all-in-one touch screen control boxes use power from the all-in-one instead of the host, so you should also check whether the 5V output of the all-in-one is correct. Sometimes the instantaneous current is too large, causing the fuse to burn. Need to replace the fuse. IQTouch K interactive touch screen feature 20-point touch and dual system -- Android 8.0 system and optional OPS Windows 10Pro system. Its 4K UHD resolution facilitates presentations and collaboration. With optional multi-screen casting software, IQClass 6.0 and installation-free IQClass Plus software, IQTouch K Series can help create an interactive and collaborative teaching atmosphere in class.