As a hobbyist, you no longer need to push 3 A through tiny MicroUSB connectors and underspecced cables to power a current-hungry Pi 4. Today, all you need is a USB-C socket with two resistors ...

A meter to measure the electrical parameters of devices connected to a USB socket or charger would be handy on any hacker workbench. The folks at [electro-labs] designed this simple USB power ...

From cables to power supplies, it pays to know the intricacies of the USB-C spec if you want the fastest charging.

A device that transfers power to smartphones, tablets and myriad portable devices. USB chargers plug into an AC outlet and provide a USB Type A or Type C socket to cable DC power to the device.

USB-C charging from a 12V socket Some newer 12V chargers also offer ... as a faulty charger could cause too much power to be sent to your phone, either at the wrong voltage, wattage or amperage.

Malaysia has banned the use of three-pin sockets and USB ports on express buses since Nov 6, after an 18-year-old died from electrocution on Nov 1. He was using an electric socket to charge his ...