Why can’t a single portable battery work with all of devices (laptop, phone, camera, etc 1.20K viewsJanuary 3, 2024 Question90.57K February 29, 2020 0 Comments Why does every product have a list of devices it can work with and cant? In: Engineering 5 Answers ActiveNewestOldest Anonymous Posted February 29, 2020 0 Comments Problem 1, the port. USB is not universal, especially if you own a proprietary device like an apple. But that’s only half the battle. Problem 2 is voltage. Laptops use more of it, 12 to 16v is normal, whereas a phone can take a 5v input(usb standard voltage). You are viewing 1 out of 5 answers, click here to view all answers. Register or Login
Latest Answers